绘制不透明和半透明的线条.........................................................................................111
用不透明和半透明的画笔绘制.....................................................................................112
使用复合模式控制•Alpha 混合.....................................................................................113
使用颜色矩阵设置图像中的•Alpha 值.........................................................................115
设置单个象素的 alpha 值...............................................................................................116
使用字体和文本.....................................................................................................................117
构造字体系列和字体.....................................................................................................117
绘制文本.........................................................................................................................118
格式化文本.....................................................................................................................120
枚举已安装的字体.........................................................................................................123
创建专用的字体集合.....................................................................................................125
获取字体规格.................................................................................................................129
对文本使用消除锯齿效果.............................................................................................133
构造并绘制曲线.....................................................................................................................134
绘制基数样条曲线.........................................................................................................134
绘制贝塞尔样条.............................................................................................................136
用渐变画刷填充形状.............................................................................................................137
创建线性渐变.................................................................................................................137
创建路径渐变.................................................................................................................140
将•Gamma 校正应用于渐变..........................................................................................147
构造并绘制路径.....................................................................................................................149
使用线条、曲线和形状创建图形................................................................................149
填充开放式图形.............................................................................................................150
使用图形容器.........................................................................................................................151
管理•Graphics 对象的状态............................................................................................151
使用嵌套的•Graphics 容器............................................................................................154
变换.........................................................................................................................................157
使用世界变换.................................................................................................................158
为什么变换顺序非常重要.............................................................................................158
使用区域.................................................................................................................................159
对区域使用点击检测.....................................................................................................160
对区域使用剪辑.............................................................................................................160
对图像重新着色.....................................................................................................................161
使用颜色矩阵对单色进行变换.....................................................................................161
转换图像颜色.................................................................................................................163
缩放颜色.........................................................................................................................165
旋转颜色.........................................................................................................................167
剪取颜色.........................................................................................................................170
使用颜色重映射表.........................................................................................................171
打印.........................................................................................................................................172
将 GDI+输出至打印机..................................................................................................172
显示一个打印对话框.....................................................................................................175
通过提供打印机句柄优化打印.....................................................................................177
附录:GDI+ 参考...........................................................................................................................179
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