| #include "SampleCode.h" |
| #include "SkView.h" |
| #include "SkCanvas.h" |
| #include "SkGradientShader.h" |
| #include "SkGraphics.h" |
| #include "SkImageDecoder.h" |
| #include "SkPath.h" |
| #include "SkPorterDuff.h" |
| #include "SkRegion.h" |
| #include "SkShader.h" |
| #include "SkUtils.h" |
| #include "SkXfermode.h" |
| #include "SkColorPriv.h" |
| #include "SkColorFilter.h" |
| #include "SkTime.h" |
| #include "SkTypeface.h" |
| |
| #include "SkOSFile.h" |
| #include "SkStream.h" |
| |
| #define SPECIFIC_IMAGE "/skimages/main.gif" |
| |
| class BitmapRectView : public SkView { |
| public: |
| SkBitmap fBitmap; |
| int fCurrX, fCurrY; |
| |
| BitmapRectView() { |
| SkImageDecoder::DecodeFile(SPECIFIC_IMAGE, &fBitmap); |
| fCurrX = fCurrY = 0; |
| } |
| |
| protected: |
| // overrides from SkEventSink |
| virtual bool onQuery(SkEvent* evt) |
| { |
| if (SampleCode::TitleQ(*evt)) |
| { |
| SkString str("BitmapRect: "); |
| str.append(SPECIFIC_IMAGE); |
| SampleCode::TitleR(evt, str.c_str()); |
| return true; |
| } |
| return this->INHERITED::onQuery(evt); |
| } |
| |
| void drawBG(SkCanvas* canvas) |
| { |
| canvas->drawColor(SK_ColorGRAY); |
| } |
| |
| virtual void onDraw(SkCanvas* canvas) |
| { |
| this->drawBG(canvas); |
| |
| canvas->drawBitmap(fBitmap, 0, 0, NULL); |
| |
| SkIRect subset; |
| const int SRC_WIDTH = 16; |
| const int SRC_HEIGHT = 16; |
| |
| subset.set(0, 0, SRC_WIDTH, SRC_HEIGHT); |
| subset.offset(fCurrX, fCurrY); |
| |
| SkDebugf("---- src x=%d y=%d\n", subset.fLeft, subset.fTop); |
| |
| SkRect dst0, dst1; |
| SkScalar y = SkIntToScalar(fBitmap.height() + 16); |
| |
| dst0.set(SkIntToScalar(50), y, |
| SkIntToScalar(50+SRC_WIDTH), |
| y + SkIntToScalar(SRC_HEIGHT)); |
| dst1 = dst0; |
| dst1.offset(SkIntToScalar(200), 0); |
| dst1.fRight = dst1.fLeft + 8 * dst0.width(); |
| dst1.fBottom = dst1.fTop + 8 * dst0.height(); |
| |
| canvas->drawBitmapRect(fBitmap, &subset, dst0, NULL); |
| canvas->drawBitmapRect(fBitmap, &subset, dst1, NULL); |
| |
| SkPaint paint; |
| paint.setColor(0x88FF0000); |
| canvas->drawRect(dst0, paint); |
| paint.setColor(0x880000FF); |
| canvas->drawRect(dst1, paint); |
| } |
| |
| virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) |
| { |
| return new Click(this); |
| } |
| |
| virtual bool onClick(Click* click) |
| { |
| fCurrX = click->fICurr.fX; |
| fCurrY = click->fICurr.fY; |
| this->inval(NULL); |
| return true; |
| } |
| |
| private: |
| typedef SkView INHERITED; |
| }; |
| |
| ////////////////////////////////////////////////////////////////////////////// |
| |
| static SkView* MyFactory() { return new BitmapRectView; } |
| static SkViewRegister reg(MyFactory); |
| |