1 | /*------------------------------------------------------------------------- |
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2 | This source file is a part of OGRE |
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3 | (Object-oriented Graphics Rendering Engine) |
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4 | |
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5 | For the latest info, see http://www.ogre3d.org/ |
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6 | |
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7 | Copyright (c) 2000-2006 Torus Knot Software Ltd |
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8 | Also see acknowledgements in Readme.html |
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9 | |
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10 | This library is free software; you can redistribute it and/or modify it |
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11 | under the terms of the GNU Lesser General Public License (LGPL) as |
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12 | published by the Free Software Foundation; either version 2.1 of the |
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13 | License, or (at your option) any later version. |
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14 | |
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15 | This library is distributed in the hope that it will be useful, but |
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16 | WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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17 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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18 | License for more details. |
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19 | |
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20 | You should have received a copy of the GNU Lesser General Public License |
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21 | along with this library; if not, write to the Free Software Foundation, |
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22 | Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA or go to |
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23 | http://www.gnu.org/copyleft/lesser.txt |
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24 | -------------------------------------------------------------------------*/ |
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25 | #include "OgreStableHeaders.h" |
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26 | |
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27 | #include "OgreTextAreaOverlayElement.h" |
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28 | #include "OgreRoot.h" |
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29 | #include "OgreLogManager.h" |
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30 | #include "OgreOverlayManager.h" |
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31 | #include "OgreHardwareBufferManager.h" |
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32 | #include "OgreHardwareVertexBuffer.h" |
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33 | #include "OgreException.h" |
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34 | #include "OgreStringConverter.h" |
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35 | #include "OgreFont.h" |
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36 | #include "OgreFontManager.h" |
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37 | |
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38 | namespace Ogre { |
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39 | |
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40 | #define DEFAULT_INITIAL_CHARS 12 |
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41 | //--------------------------------------------------------------------- |
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42 | String TextAreaOverlayElement::msTypeName = "TextArea"; |
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43 | TextAreaOverlayElement::CmdCharHeight TextAreaOverlayElement::msCmdCharHeight; |
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44 | TextAreaOverlayElement::CmdSpaceWidth TextAreaOverlayElement::msCmdSpaceWidth; |
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45 | TextAreaOverlayElement::CmdFontName TextAreaOverlayElement::msCmdFontName; |
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46 | TextAreaOverlayElement::CmdColour TextAreaOverlayElement::msCmdColour; |
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47 | TextAreaOverlayElement::CmdColourBottom TextAreaOverlayElement::msCmdColourBottom; |
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48 | TextAreaOverlayElement::CmdColourTop TextAreaOverlayElement::msCmdColourTop; |
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49 | TextAreaOverlayElement::CmdAlignment TextAreaOverlayElement::msCmdAlignment; |
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50 | //--------------------------------------------------------------------- |
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51 | #define POS_TEX_BINDING 0 |
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52 | #define COLOUR_BINDING 1 |
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53 | #define UNICODE_NEL 0x0085 |
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54 | #define UNICODE_CR 0x000D |
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55 | #define UNICODE_LF 0x000A |
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56 | #define UNICODE_SPACE 0x0020 |
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57 | #define UNICODE_ZERO 0x0030 |
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58 | //--------------------------------------------------------------------- |
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59 | TextAreaOverlayElement::TextAreaOverlayElement(const String& name) |
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60 | : OverlayElement(name) |
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61 | { |
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62 | mTransparent = false; |
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63 | mAlignment = Left; |
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64 | |
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65 | mColourTop = ColourValue::White; |
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66 | mColourBottom = ColourValue::White; |
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67 | mColoursChanged = true; |
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68 | |
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69 | mAllocSize = 0; |
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70 | |
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71 | mCharHeight = 0.02; |
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72 | mPixelCharHeight = 12; |
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73 | mSpaceWidth = 0; |
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74 | mPixelSpaceWidth = 0; |
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75 | mViewportAspectCoef = 1; |
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76 | |
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77 | if (createParamDictionary("TextAreaOverlayElement")) |
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78 | { |
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79 | addBaseParameters(); |
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80 | } |
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81 | } |
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82 | |
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83 | void TextAreaOverlayElement::initialise(void) |
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84 | { |
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85 | if (!mInitialised) |
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86 | { |
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87 | // Set up the render op |
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88 | // Combine positions and texture coords since they tend to change together |
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89 | // since character sizes are different |
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90 | mRenderOp.vertexData = new VertexData(); |
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91 | VertexDeclaration* decl = mRenderOp.vertexData->vertexDeclaration; |
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92 | size_t offset = 0; |
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93 | // Positions |
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94 | decl->addElement(POS_TEX_BINDING, offset, VET_FLOAT3, VES_POSITION); |
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95 | offset += VertexElement::getTypeSize(VET_FLOAT3); |
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96 | // Texcoords |
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97 | decl->addElement(POS_TEX_BINDING, offset, VET_FLOAT2, VES_TEXTURE_COORDINATES, 0); |
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98 | offset += VertexElement::getTypeSize(VET_FLOAT2); |
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99 | // Colours - store these in a separate buffer because they change less often |
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100 | decl->addElement(COLOUR_BINDING, 0, VET_COLOUR, VES_DIFFUSE); |
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101 | |
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102 | mRenderOp.operationType = RenderOperation::OT_TRIANGLE_LIST; |
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103 | mRenderOp.useIndexes = false; |
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104 | mRenderOp.vertexData->vertexStart = 0; |
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105 | // Vertex buffer will be created in checkMemoryAllocation |
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106 | |
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107 | checkMemoryAllocation( DEFAULT_INITIAL_CHARS ); |
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108 | |
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109 | mInitialised = true; |
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110 | } |
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111 | |
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112 | } |
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113 | |
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114 | void TextAreaOverlayElement::checkMemoryAllocation( size_t numChars ) |
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115 | { |
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116 | if( mAllocSize < numChars) |
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117 | { |
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118 | // Create and bind new buffers |
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119 | // Note that old buffers will be deleted automatically through reference counting |
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120 | |
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121 | // 6 verts per char since we're doing tri lists without indexes |
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122 | // Allocate space for positions & texture coords |
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123 | VertexDeclaration* decl = mRenderOp.vertexData->vertexDeclaration; |
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124 | VertexBufferBinding* bind = mRenderOp.vertexData->vertexBufferBinding; |
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125 | |
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126 | mRenderOp.vertexData->vertexCount = numChars * 6; |
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127 | |
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128 | // Create dynamic since text tends to change alot |
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129 | // positions & texcoords |
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130 | HardwareVertexBufferSharedPtr vbuf = |
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131 | HardwareBufferManager::getSingleton(). |
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132 | createVertexBuffer( |
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133 | decl->getVertexSize(POS_TEX_BINDING), |
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134 | mRenderOp.vertexData->vertexCount, |
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135 | HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY); |
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136 | bind->setBinding(POS_TEX_BINDING, vbuf); |
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137 | |
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138 | // colours |
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139 | vbuf = HardwareBufferManager::getSingleton(). |
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140 | createVertexBuffer( |
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141 | decl->getVertexSize(COLOUR_BINDING), |
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142 | mRenderOp.vertexData->vertexCount, |
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143 | HardwareBuffer::HBU_DYNAMIC_WRITE_ONLY); |
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144 | bind->setBinding(COLOUR_BINDING, vbuf); |
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145 | |
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146 | mAllocSize = numChars; |
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147 | mColoursChanged = true; // force colour buffer regeneration |
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148 | } |
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149 | |
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150 | } |
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151 | |
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152 | void TextAreaOverlayElement::updatePositionGeometry() |
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153 | { |
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154 | float *pVert; |
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155 | |
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156 | if (mpFont.isNull()) |
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157 | { |
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158 | // not initialised yet, probably due to the order of creation in a template |
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159 | return; |
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160 | } |
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161 | |
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162 | size_t charlen = mCaption.size(); |
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163 | checkMemoryAllocation( charlen ); |
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164 | |
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165 | mRenderOp.vertexData->vertexCount = charlen * 6; |
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166 | // Get position / texcoord buffer |
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167 | HardwareVertexBufferSharedPtr vbuf = |
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168 | mRenderOp.vertexData->vertexBufferBinding->getBuffer(POS_TEX_BINDING); |
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169 | pVert = static_cast<float*>( |
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170 | vbuf->lock(HardwareBuffer::HBL_DISCARD) ); |
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171 | |
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172 | float largestWidth = 0; |
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173 | float left = _getDerivedLeft() * 2.0 - 1.0; |
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174 | float top = -( (_getDerivedTop() * 2.0 ) - 1.0 ); |
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175 | |
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176 | // Derive space with from a number 0 |
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177 | if (mSpaceWidth == 0) |
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178 | { |
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179 | mSpaceWidth = mpFont->getGlyphAspectRatio(UNICODE_ZERO) * mCharHeight * 2.0 * mViewportAspectCoef; |
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180 | } |
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181 | |
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182 | // Use iterator |
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183 | DisplayString::iterator i, iend; |
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184 | iend = mCaption.end(); |
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185 | bool newLine = true; |
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186 | for( i = mCaption.begin(); i != iend; ++i ) |
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187 | { |
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188 | if( newLine ) |
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189 | { |
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190 | Real len = 0.0f; |
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191 | for( DisplayString::iterator j = i; j != iend; j++ ) |
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192 | { |
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193 | Font::CodePoint character = OGRE_DEREF_DISPLAYSTRING_ITERATOR(j); |
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194 | if (character == UNICODE_CR |
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195 | || character == UNICODE_NEL |
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196 | || character == UNICODE_LF) |
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197 | { |
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198 | break; |
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199 | } |
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200 | else if (character == UNICODE_SPACE) // space |
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201 | { |
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202 | len += mSpaceWidth; |
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203 | } |
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204 | else |
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205 | { |
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206 | len += mpFont->getGlyphAspectRatio(character) * mCharHeight * 2.0 * mViewportAspectCoef; |
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207 | } |
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208 | } |
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209 | |
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210 | if( mAlignment == Right ) |
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211 | left -= len; |
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212 | else if( mAlignment == Center ) |
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213 | left -= len * 0.5; |
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214 | |
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215 | newLine = false; |
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216 | } |
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217 | |
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218 | Font::CodePoint character = OGRE_DEREF_DISPLAYSTRING_ITERATOR(i); |
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219 | if (character == UNICODE_CR |
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220 | || character == UNICODE_NEL |
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221 | || character == UNICODE_LF) |
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222 | { |
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223 | left = _getDerivedLeft() * 2.0 - 1.0; |
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224 | top -= mCharHeight * 2.0; |
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225 | newLine = true; |
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226 | // Also reduce tri count |
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227 | mRenderOp.vertexData->vertexCount -= 6; |
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228 | |
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229 | // consume CR/LF in one |
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230 | if (character == UNICODE_CR) |
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231 | { |
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232 | DisplayString::iterator peeki = i; |
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233 | peeki++; |
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234 | if (peeki != iend && OGRE_DEREF_DISPLAYSTRING_ITERATOR(peeki) == UNICODE_LF) |
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235 | { |
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236 | i = peeki; // skip both as one newline |
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237 | // Also reduce tri count |
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238 | mRenderOp.vertexData->vertexCount -= 6; |
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239 | } |
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240 | |
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241 | } |
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242 | continue; |
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243 | } |
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244 | else if (character == UNICODE_SPACE) // space |
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245 | { |
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246 | // Just leave a gap, no tris |
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247 | left += mSpaceWidth; |
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248 | // Also reduce tri count |
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249 | mRenderOp.vertexData->vertexCount -= 6; |
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250 | continue; |
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251 | } |
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252 | |
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253 | Real horiz_height = mpFont->getGlyphAspectRatio(character) * mViewportAspectCoef ; |
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254 | const Font::UVRect& uvRect = mpFont->getGlyphTexCoords(character); |
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255 | |
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256 | // each vert is (x, y, z, u, v) |
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257 | //------------------------------------------------------------------------------------- |
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258 | // First tri |
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259 | // |
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260 | // Upper left |
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261 | *pVert++ = left; |
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262 | *pVert++ = top; |
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263 | *pVert++ = -1.0; |
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264 | *pVert++ = uvRect.left; |
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265 | *pVert++ = uvRect.top; |
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266 | |
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267 | top -= mCharHeight * 2.0; |
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268 | |
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269 | // Bottom left |
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270 | *pVert++ = left; |
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271 | *pVert++ = top; |
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272 | *pVert++ = -1.0; |
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273 | *pVert++ = uvRect.left; |
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274 | *pVert++ = uvRect.bottom; |
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275 | |
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276 | top += mCharHeight * 2.0; |
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277 | left += horiz_height * mCharHeight * 2.0; |
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278 | |
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279 | // Top right |
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280 | *pVert++ = left; |
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281 | *pVert++ = top; |
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282 | *pVert++ = -1.0; |
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283 | *pVert++ = uvRect.right; |
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284 | *pVert++ = uvRect.top; |
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285 | //------------------------------------------------------------------------------------- |
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286 | |
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287 | //------------------------------------------------------------------------------------- |
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288 | // Second tri |
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289 | // |
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290 | // Top right (again) |
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291 | *pVert++ = left; |
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292 | *pVert++ = top; |
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293 | *pVert++ = -1.0; |
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294 | *pVert++ = uvRect.right; |
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295 | *pVert++ = uvRect.top; |
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296 | |
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297 | top -= mCharHeight * 2.0; |
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298 | left -= horiz_height * mCharHeight * 2.0; |
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299 | |
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300 | // Bottom left (again) |
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301 | *pVert++ = left; |
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302 | *pVert++ = top; |
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303 | *pVert++ = -1.0; |
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304 | *pVert++ = uvRect.left; |
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305 | *pVert++ = uvRect.bottom; |
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306 | |
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307 | left += horiz_height * mCharHeight * 2.0; |
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308 | |
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309 | // Bottom right |
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310 | *pVert++ = left; |
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311 | *pVert++ = top; |
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312 | *pVert++ = -1.0; |
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313 | *pVert++ = uvRect.right; |
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314 | *pVert++ = uvRect.bottom; |
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315 | //------------------------------------------------------------------------------------- |
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316 | |
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317 | // Go back up with top |
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318 | top += mCharHeight * 2.0; |
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319 | |
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320 | float currentWidth = (left + 1)/2 - _getDerivedLeft(); |
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321 | if (currentWidth > largestWidth) |
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322 | { |
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323 | largestWidth = currentWidth; |
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324 | |
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325 | } |
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326 | } |
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327 | // Unlock vertex buffer |
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328 | vbuf->unlock(); |
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329 | |
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330 | if (mMetricsMode == GMM_PIXELS) |
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331 | { |
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332 | // Derive parametric version of dimensions |
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333 | Real vpWidth; |
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334 | vpWidth = (Real) (OverlayManager::getSingleton().getViewportWidth()); |
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335 | |
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336 | largestWidth *= vpWidth; |
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337 | }; |
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338 | |
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339 | if (getWidth() < largestWidth) |
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340 | setWidth(largestWidth); |
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341 | } |
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342 | |
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343 | void TextAreaOverlayElement::updateTextureGeometry() |
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344 | { |
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345 | // Nothing to do, we combine positions and textures |
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346 | } |
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347 | |
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348 | void TextAreaOverlayElement::setCaption( const DisplayString& caption ) |
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349 | { |
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350 | mCaption = caption; |
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351 | mGeomPositionsOutOfDate = true; |
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352 | mGeomUVsOutOfDate = true; |
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353 | } |
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354 | |
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355 | void TextAreaOverlayElement::setFontName( const String& font ) |
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356 | { |
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357 | mpFont = FontManager::getSingleton().getByName( font ); |
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358 | if (mpFont.isNull()) |
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359 | OGRE_EXCEPT( Exception::ERR_ITEM_NOT_FOUND, "Could not find font " + font, |
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360 | "TextAreaOverlayElement::setFontName" ); |
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361 | mpFont->load(); |
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362 | mpMaterial = mpFont->getMaterial(); |
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363 | mpMaterial->setDepthCheckEnabled(false); |
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364 | mpMaterial->setLightingEnabled(false); |
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365 | |
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366 | mGeomPositionsOutOfDate = true; |
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367 | mGeomUVsOutOfDate = true; |
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368 | } |
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369 | const String& TextAreaOverlayElement::getFontName() const |
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370 | { |
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371 | return mpFont->getName(); |
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372 | } |
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373 | |
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374 | void TextAreaOverlayElement::setCharHeight( Real height ) |
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375 | { |
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376 | if (mMetricsMode != GMM_RELATIVE) |
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377 | { |
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378 | mPixelCharHeight = static_cast<unsigned>(height); |
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379 | } |
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380 | else |
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381 | { |
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382 | mCharHeight = height; |
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383 | } |
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384 | mGeomPositionsOutOfDate = true; |
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385 | } |
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386 | Real TextAreaOverlayElement::getCharHeight() const |
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387 | { |
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388 | if (mMetricsMode == GMM_PIXELS) |
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389 | { |
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390 | return mPixelCharHeight; |
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391 | } |
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392 | else |
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393 | { |
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394 | return mCharHeight; |
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395 | } |
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396 | } |
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397 | |
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398 | void TextAreaOverlayElement::setSpaceWidth( Real width ) |
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399 | { |
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400 | if (mMetricsMode != GMM_RELATIVE) |
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401 | { |
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402 | mPixelSpaceWidth = static_cast<unsigned>(width); |
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403 | } |
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404 | else |
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405 | { |
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406 | mSpaceWidth = width; |
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407 | } |
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408 | |
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409 | mGeomPositionsOutOfDate = true; |
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410 | } |
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411 | Real TextAreaOverlayElement::getSpaceWidth() const |
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412 | { |
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413 | if (mMetricsMode == GMM_PIXELS) |
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414 | { |
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415 | return mPixelSpaceWidth; |
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416 | } |
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417 | else |
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418 | { |
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419 | return mSpaceWidth; |
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420 | } |
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421 | } |
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422 | |
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423 | //--------------------------------------------------------------------- |
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424 | TextAreaOverlayElement::~TextAreaOverlayElement() |
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425 | { |
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426 | delete mRenderOp.vertexData; |
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427 | } |
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428 | //--------------------------------------------------------------------- |
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429 | const String& TextAreaOverlayElement::getTypeName(void) const |
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430 | { |
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431 | return msTypeName; |
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432 | } |
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433 | //--------------------------------------------------------------------- |
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434 | void TextAreaOverlayElement::getRenderOperation(RenderOperation& op) |
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435 | { |
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436 | op = mRenderOp; |
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437 | } |
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438 | //--------------------------------------------------------------------- |
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439 | void TextAreaOverlayElement::setMaterialName(const String& matName) |
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440 | { |
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441 | OverlayElement::setMaterialName(matName); |
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442 | } |
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443 | //--------------------------------------------------------------------- |
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444 | void TextAreaOverlayElement::addBaseParameters(void) |
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445 | { |
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446 | OverlayElement::addBaseParameters(); |
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447 | ParamDictionary* dict = getParamDictionary(); |
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448 | |
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449 | dict->addParameter(ParameterDef("char_height", |
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450 | "Sets the height of the characters in relation to the screen." |
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451 | , PT_REAL), |
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452 | &msCmdCharHeight); |
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453 | |
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454 | dict->addParameter(ParameterDef("space_width", |
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455 | "Sets the width of a space in relation to the screen." |
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456 | , PT_REAL), |
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457 | &msCmdSpaceWidth); |
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458 | |
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459 | dict->addParameter(ParameterDef("font_name", |
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460 | "Sets the name of the font to use." |
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461 | , PT_STRING), |
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462 | &msCmdFontName); |
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463 | |
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464 | dict->addParameter(ParameterDef("colour", |
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465 | "Sets the colour of the font (a solid colour)." |
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466 | , PT_STRING), |
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467 | &msCmdColour); |
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468 | |
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469 | dict->addParameter(ParameterDef("colour_bottom", |
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470 | "Sets the colour of the font at the bottom (a gradient colour)." |
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471 | , PT_STRING), |
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472 | &msCmdColourBottom); |
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473 | |
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474 | dict->addParameter(ParameterDef("colour_top", |
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475 | "Sets the colour of the font at the top (a gradient colour)." |
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476 | , PT_STRING), |
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477 | &msCmdColourTop); |
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478 | |
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479 | dict->addParameter(ParameterDef("alignment", |
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480 | "Sets the alignment of the text: 'left', 'center' or 'right'." |
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481 | , PT_STRING), |
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482 | &msCmdAlignment); |
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483 | } |
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484 | //--------------------------------------------------------------------- |
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485 | void TextAreaOverlayElement::setColour(const ColourValue& col) |
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486 | { |
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487 | mColourBottom = mColourTop = col; |
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488 | mColoursChanged = true; |
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489 | } |
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490 | //--------------------------------------------------------------------- |
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491 | const ColourValue& TextAreaOverlayElement::getColour(void) const |
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492 | { |
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493 | // Either one |
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494 | return mColourTop; |
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495 | } |
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496 | //--------------------------------------------------------------------- |
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497 | void TextAreaOverlayElement::setColourBottom(const ColourValue& col) |
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498 | { |
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499 | mColourBottom = col; |
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500 | mColoursChanged = true; |
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501 | } |
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502 | //--------------------------------------------------------------------- |
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503 | const ColourValue& TextAreaOverlayElement::getColourBottom(void) const |
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504 | { |
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505 | return mColourBottom; |
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506 | } |
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507 | //--------------------------------------------------------------------- |
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508 | void TextAreaOverlayElement::setColourTop(const ColourValue& col) |
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509 | { |
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510 | mColourTop = col; |
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511 | mColoursChanged = true; |
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512 | } |
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513 | //--------------------------------------------------------------------- |
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514 | const ColourValue& TextAreaOverlayElement::getColourTop(void) const |
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515 | { |
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516 | return mColourTop; |
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517 | } |
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518 | //--------------------------------------------------------------------- |
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519 | void TextAreaOverlayElement::updateColours(void) |
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520 | { |
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521 | // Convert to system-specific |
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522 | RGBA topColour, bottomColour; |
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523 | Root::getSingleton().convertColourValue(mColourTop, &topColour); |
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524 | Root::getSingleton().convertColourValue(mColourBottom, &bottomColour); |
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525 | |
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526 | HardwareVertexBufferSharedPtr vbuf = |
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527 | mRenderOp.vertexData->vertexBufferBinding->getBuffer(COLOUR_BINDING); |
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528 | |
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529 | RGBA* pDest = static_cast<RGBA*>( |
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530 | vbuf->lock(HardwareBuffer::HBL_DISCARD) ); |
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531 | |
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532 | for (size_t i = 0; i < mAllocSize; ++i) |
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533 | { |
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534 | // First tri (top, bottom, top) |
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535 | *pDest++ = topColour; |
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536 | *pDest++ = bottomColour; |
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537 | *pDest++ = topColour; |
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538 | // Second tri (top, bottom, bottom) |
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539 | *pDest++ = topColour; |
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540 | *pDest++ = bottomColour; |
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541 | *pDest++ = bottomColour; |
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542 | } |
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543 | vbuf->unlock(); |
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544 | |
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545 | } |
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546 | //----------------------------------------------------------------------- |
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547 | void TextAreaOverlayElement::setMetricsMode(GuiMetricsMode gmm) |
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548 | { |
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549 | Real vpWidth, vpHeight; |
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550 | |
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551 | vpWidth = (Real) (OverlayManager::getSingleton().getViewportWidth()); |
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552 | vpHeight = (Real) (OverlayManager::getSingleton().getViewportHeight()); |
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553 | mViewportAspectCoef = vpHeight/vpWidth; |
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554 | |
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555 | OverlayElement::setMetricsMode(gmm); |
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556 | if (gmm != GMM_RELATIVE) |
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557 | { |
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558 | // Set pixel variables based on viewport multipliers |
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559 | mPixelCharHeight = static_cast<unsigned>(mCharHeight * vpHeight); |
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560 | mPixelSpaceWidth = static_cast<unsigned>(mSpaceWidth * vpHeight); |
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561 | } |
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562 | } |
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563 | |
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564 | //----------------------------------------------------------------------- |
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565 | void TextAreaOverlayElement::_update(void) |
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566 | { |
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567 | Real vpWidth, vpHeight; |
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568 | |
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569 | vpWidth = (Real) (OverlayManager::getSingleton().getViewportWidth()); |
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570 | vpHeight = (Real) (OverlayManager::getSingleton().getViewportHeight()); |
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571 | mViewportAspectCoef = vpHeight/vpWidth; |
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572 | |
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573 | if (mMetricsMode != GMM_RELATIVE && |
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574 | (OverlayManager::getSingleton().hasViewportChanged() || mGeomPositionsOutOfDate)) |
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575 | { |
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576 | // Recalc character size |
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577 | |
---|
578 | mCharHeight = (Real) mPixelCharHeight / vpHeight; |
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579 | mSpaceWidth = (Real) mPixelSpaceWidth / vpHeight; |
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580 | mGeomPositionsOutOfDate = true; |
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581 | } |
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582 | OverlayElement::_update(); |
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583 | |
---|
584 | if (mColoursChanged && mInitialised) |
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585 | { |
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586 | updateColours(); |
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587 | mColoursChanged = false; |
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588 | } |
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589 | } |
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590 | //--------------------------------------------------------------------------------------------- |
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591 | // Char height command object |
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592 | // |
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593 | String TextAreaOverlayElement::CmdCharHeight::doGet( const void* target ) const |
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594 | { |
---|
595 | return StringConverter::toString( |
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596 | static_cast< const TextAreaOverlayElement* >( target )->getCharHeight() ); |
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597 | } |
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598 | void TextAreaOverlayElement::CmdCharHeight::doSet( void* target, const String& val ) |
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599 | { |
---|
600 | static_cast< TextAreaOverlayElement* >( target )->setCharHeight( |
---|
601 | StringConverter::parseReal( val ) ); |
---|
602 | } |
---|
603 | //--------------------------------------------------------------------------------------------- |
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604 | // Space width command object |
---|
605 | // |
---|
606 | String TextAreaOverlayElement::CmdSpaceWidth::doGet( const void* target ) const |
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607 | { |
---|
608 | return StringConverter::toString( |
---|
609 | static_cast< const TextAreaOverlayElement* >( target )->getSpaceWidth() ); |
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610 | } |
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611 | void TextAreaOverlayElement::CmdSpaceWidth::doSet( void* target, const String& val ) |
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612 | { |
---|
613 | static_cast< TextAreaOverlayElement* >( target )->setSpaceWidth( |
---|
614 | StringConverter::parseReal( val ) ); |
---|
615 | } |
---|
616 | //--------------------------------------------------------------------------------------------- |
---|
617 | |
---|
618 | //--------------------------------------------------------------------------------------------- |
---|
619 | // Font name command object |
---|
620 | // |
---|
621 | String TextAreaOverlayElement::CmdFontName::doGet( const void* target ) const |
---|
622 | { |
---|
623 | return static_cast< const TextAreaOverlayElement* >( target )->getFontName(); |
---|
624 | } |
---|
625 | void TextAreaOverlayElement::CmdFontName::doSet( void* target, const String& val ) |
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626 | { |
---|
627 | static_cast< TextAreaOverlayElement* >( target )->setFontName( val ); |
---|
628 | } |
---|
629 | //--------------------------------------------------------------------------------------------- |
---|
630 | //--------------------------------------------------------------------------------------------- |
---|
631 | // Colour command object |
---|
632 | // |
---|
633 | String TextAreaOverlayElement::CmdColour::doGet( const void* target ) const |
---|
634 | { |
---|
635 | return StringConverter::toString ( |
---|
636 | static_cast< const TextAreaOverlayElement* >( target )->getColour()); |
---|
637 | } |
---|
638 | void TextAreaOverlayElement::CmdColour::doSet( void* target, const String& val ) |
---|
639 | { |
---|
640 | static_cast< TextAreaOverlayElement* >( target )->setColour( |
---|
641 | StringConverter::parseColourValue(val) ); |
---|
642 | } |
---|
643 | //--------------------------------------------------------------------------------------------- |
---|
644 | //--------------------------------------------------------------------------------------------- |
---|
645 | //--------------------------------------------------------------------------------------------- |
---|
646 | // Top colour command object |
---|
647 | // |
---|
648 | String TextAreaOverlayElement::CmdColourTop::doGet( const void* target ) const |
---|
649 | { |
---|
650 | return StringConverter::toString ( |
---|
651 | static_cast< const TextAreaOverlayElement* >( target )->getColourTop()); |
---|
652 | } |
---|
653 | void TextAreaOverlayElement::CmdColourTop::doSet( void* target, const String& val ) |
---|
654 | { |
---|
655 | static_cast< TextAreaOverlayElement* >( target )->setColourTop( |
---|
656 | StringConverter::parseColourValue(val) ); |
---|
657 | } |
---|
658 | //--------------------------------------------------------------------------------------------- |
---|
659 | //--------------------------------------------------------------------------------------------- |
---|
660 | //--------------------------------------------------------------------------------------------- |
---|
661 | // Bottom colour command object |
---|
662 | // |
---|
663 | String TextAreaOverlayElement::CmdColourBottom::doGet( const void* target ) const |
---|
664 | { |
---|
665 | return StringConverter::toString ( |
---|
666 | static_cast< const TextAreaOverlayElement* >( target )->getColourBottom()); |
---|
667 | } |
---|
668 | void TextAreaOverlayElement::CmdColourBottom::doSet( void* target, const String& val ) |
---|
669 | { |
---|
670 | static_cast< TextAreaOverlayElement* >( target )->setColourBottom( |
---|
671 | StringConverter::parseColourValue(val) ); |
---|
672 | } |
---|
673 | //--------------------------------------------------------------------------------------------- |
---|
674 | //--------------------------------------------------------------------------------------------- |
---|
675 | //--------------------------------------------------------------------------------------------- |
---|
676 | // Alignment command object |
---|
677 | // |
---|
678 | String TextAreaOverlayElement::CmdAlignment::doGet( const void* target ) const |
---|
679 | { |
---|
680 | Alignment align = static_cast< const TextAreaOverlayElement* >( target )->getAlignment(); |
---|
681 | switch (align) |
---|
682 | { |
---|
683 | case Left: |
---|
684 | return "left"; |
---|
685 | case Center: |
---|
686 | return "center"; |
---|
687 | case Right: |
---|
688 | return "right"; |
---|
689 | |
---|
690 | } |
---|
691 | // To keep compiler happy |
---|
692 | return "left"; |
---|
693 | } |
---|
694 | void TextAreaOverlayElement::CmdAlignment::doSet( void* target, const String& val ) |
---|
695 | { |
---|
696 | if (val == "center") |
---|
697 | { |
---|
698 | static_cast< TextAreaOverlayElement* >( target )->setAlignment(Center); |
---|
699 | } |
---|
700 | else if (val == "right") |
---|
701 | { |
---|
702 | static_cast< TextAreaOverlayElement* >( target )->setAlignment(Right); |
---|
703 | } |
---|
704 | else |
---|
705 | { |
---|
706 | static_cast< TextAreaOverlayElement* >( target )->setAlignment(Left); |
---|
707 | } |
---|
708 | } |
---|
709 | //--------------------------------------------------------------------------------------------- |
---|
710 | } |
---|