private void DrawAndTranslateARectangle(VisualRenderTarget render,
VisualResourceOfSolidColorBrush originalShapeBrush,
VisualResourceOfSolidColorBrush fillBrush,
VisualResourceOfStrokeStyle stroke,
VisualResourceOfSolidColorBrush transformedShapeBrush,
VisualResourceOfTextFormat format,
VisualResourceOfSolidColorBrush textBrush)
{
render.SetTransform();
// 四角を作成
var rectangle = new RectangleF(126.0f, 80.5f, 60.0f, 60.0f);
// 変形前の四角を描画
render.DrawRectangle(rectangle, originalShapeBrush, 1.0f, stroke);
// 移動変形を適用
render.SetTransform(20, 10);
// 四角を描画
render.FillRectangle(rectangle, fillBrush);
render.DrawRectangle(rectangle, transformedShapeBrush, 1.0f);
// タイトル描画
render.SetTransform();
render.DrawText("Translate", format, new RectangleF(126.0f, 170.5f, 110, 20), textBrush);
}
private void DrawAndRotateARectangle(VisualRenderTarget render,
VisualResourceOfSolidColorBrush originalShapeBrush,
VisualResourceOfSolidColorBrush fillBrush,
VisualResourceOfStrokeStyle stroke,
VisualResourceOfSolidColorBrush transformedShapeBrush,
VisualResourceOfTextFormat format,
VisualResourceOfSolidColorBrush textBrush)
{
render.SetTransform();
// 四角を作成
var rectangle = new RectangleF(438.0f, 301.5f, 60.0f, 60.0f);
// 変形前の四角を描画
render.DrawRectangle(rectangle, originalShapeBrush, 1.0f, stroke);
// スケール変形を適用
render.SetTransform(Matrix.Rotation(45.0f, new PointF(468.0f, 331.5f)));
// 四角を描画
render.FillRectangle(rectangle, fillBrush);
render.DrawRectangle(rectangle, transformedShapeBrush, 1.0f);
// タイトル描画
render.SetTransform();
render.DrawText("Rotate", format, new RectangleF(438.0f, 391.5f, 60, 20), textBrush);
}
private void TranslationRotation(VisualRenderTarget render,
VisualResourceOfSolidColorBrush originalShapeBrush,
VisualResourceOfSolidColorBrush fillBrush,
VisualResourceOfStrokeStyle stroke,
VisualResourceOfSolidColorBrush transformedShapeBrush,
VisualResourceOfTextFormat format,
VisualResourceOfSolidColorBrush textBrush)
{
render.SetTransform();
// 四角を作成
var rectangle = new RectangleF(40.0f, 40.0f, 60.0f, 60.0f);
// 変形前の四角を描画
render.DrawRectangle(rectangle, originalShapeBrush, 1.0f, stroke);
// 変形を適用
var rotation = Matrix.Rotation(45.0f, new PointF(70.0f, 70.0f));
var translation = Matrix.Translation(20.0f, 10.0f);
render.SetTransform(translation * rotation);
// 四角を描画
render.FillRectangle(rectangle, fillBrush);
render.DrawRectangle(rectangle, transformedShapeBrush, 1.0f);
// タイトル描画
render.SetTransform();
render.DrawText("Translation then translation", format, new RectangleF(20.0f, 140.0f, 350, 170), textBrush);
}
