add SkSize for dimensions
add SkShape baseclass, in the hopes of having SkPicture inherit from that, and
also using shapes as the extension mechanism for things like animated-gif
git-svn-id: http://skia.googlecode.com/svn/trunk@174 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/samplecode/SampleShapes.cpp b/samplecode/SampleShapes.cpp
new file mode 100644
index 0000000..131ba9e
--- /dev/null
+++ b/samplecode/SampleShapes.cpp
@@ -0,0 +1,100 @@
+#include "SampleCode.h"
+#include "SkCanvas.h"
+#include "SkPaint.h"
+#include "SkPorterDuff.h"
+#include "SkView.h"
+
+#include "SkRectShape.h"
+#include "SkGroupShape.h"
+
+static SkRect make_rect(int l, int t, int r, int b) {
+ SkRect rect;
+ rect.set(SkIntToScalar(l), SkIntToScalar(t),
+ SkIntToScalar(r), SkIntToScalar(b));
+ return rect;
+}
+
+static SkShape* make_shape0(const SkMatrix* matrix = NULL) {
+ SkRectShape* s = new SkRectShape;
+ s->setRect(make_rect(10, 10, 90, 90));
+ if (matrix) {
+ s->setMatrix(*matrix);
+ s->paint().setColor(SK_ColorRED);
+ }
+ return s;
+}
+
+static SkShape* make_shape1(const SkMatrix* matrix = NULL) {
+ SkRectShape* s = new SkRectShape;
+ s->setOval(make_rect(10, 10, 90, 90));
+ if (matrix) {
+ s->setMatrix(*matrix);
+ }
+ s->paint().setColor(SK_ColorBLUE);
+ return s;
+}
+
+static SkShape* make_shape2(const SkMatrix* matrix = NULL) {
+ SkRectShape* s = new SkRectShape;
+ s->setRRect(make_rect(10, 10, 90, 90),
+ SkIntToScalar(20), SkIntToScalar(20));
+ if (matrix) {
+ s->setMatrix(*matrix);
+ }
+ s->paint().setColor(SK_ColorGREEN);
+ return s;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+class ShapesView : public SkView {
+ SkGroupShape fGroup;
+public:
+ ShapesView() {
+ SkMatrix m;
+ fGroup.appendShape(make_shape0())->unref();
+ m.setRotate(SkIntToScalar(30), SkIntToScalar(50), SkIntToScalar(50));
+ m.postTranslate(0, SkIntToScalar(120));
+ fGroup.appendShape(make_shape0(&m))->unref();
+
+ m.setTranslate(SkIntToScalar(120), 0);
+ fGroup.appendShape(make_shape1(&m))->unref();
+ m.postTranslate(0, SkIntToScalar(120));
+ fGroup.appendShape(make_shape2(&m))->unref();
+ }
+
+protected:
+ // overrides from SkEventSink
+ virtual bool onQuery(SkEvent* evt) {
+ if (SampleCode::TitleQ(*evt)) {
+ SampleCode::TitleR(evt, "Shapes");
+ return true;
+ }
+ return this->INHERITED::onQuery(evt);
+ }
+
+ void drawBG(SkCanvas* canvas) {
+ canvas->drawColor(0xFFDDDDDD);
+ }
+
+ virtual void onDraw(SkCanvas* canvas) {
+ this->drawBG(canvas);
+
+ SkMatrix matrix;
+ matrix.setTranslate(SkIntToScalar(240), 0);
+ matrix.preScale(SK_Scalar1*2, SK_Scalar1*2);
+
+ fGroup.draw(canvas);
+ fGroup.drawXY(canvas, 0, SkIntToScalar(240));
+ fGroup.drawMatrix(canvas, matrix);
+ }
+
+private:
+ typedef SkView INHERITED;
+};
+
+///////////////////////////////////////////////////////////////////////////////
+
+static SkView* MyFactory() { return new ShapesView; }
+static SkViewRegister reg(MyFactory);
+