void onDraw(SkCanvas* canvas) override {
drawGrad(canvas);
const SkColor fg[] = {
0xFFFFFFFF,
0xFFFFFF00, 0xFFFF00FF, 0xFF00FFFF,
0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
0xFF000000,
};
const char* text = "Hamburgefons";
size_t len = strlen(text);
SkPaint paint;
setFont(&paint, "Times");
paint.setTextSize(SkIntToScalar(16));
paint.setAntiAlias(true);
paint.setLCDRenderText(true);
SkScalar x = SkIntToScalar(10);
for (size_t i = 0; i < SK_ARRAY_COUNT(fg); ++i) {
paint.setColor(fg[i]);
SkScalar y = SkIntToScalar(40);
SkScalar stopy = SkIntToScalar(HEIGHT);
while (y < stopy) {
canvas->drawText(text, len, x, y, paint);
y += paint.getTextSize() * 2;
}
x += SkIntToScalar(1024) / SK_ARRAY_COUNT(fg);
}
}
void onDraw(SkCanvas* canvas) override {
drawGrad(canvas);
const SkColor fg[] = {
0xFFFFFFFF,
0xFFFFFF00, 0xFFFF00FF, 0xFF00FFFF,
0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
0xFF000000,
};
const char* text = "Hamburgefons";
SkPaint paint;
SkFont font(nullptr, 16);
font.setEdging(SkFont::Edging::kSubpixelAntiAlias);
SkScalar x = SkIntToScalar(10);
for (size_t i = 0; i < SK_ARRAY_COUNT(fg); ++i) {
paint.setColor(fg[i]);
SkScalar y = SkIntToScalar(40);
SkScalar stopy = SkIntToScalar(HEIGHT);
while (y < stopy) {
canvas->drawString(text, x, y, font, paint);
y += font.getSize() * 2;
}
x += SkIntToScalar(1024) / SK_ARRAY_COUNT(fg);
}
}
virtual void onDraw(SkCanvas* canvas) {
#ifdef SK_BUILD_FOR_MAC
CGContextRef cg = 0;
{
SkImageInfo info;
size_t rowBytes;
const void* addr = canvas->peekPixels(&info, &rowBytes);
if (addr) {
cg = makeCG(info, addr, rowBytes);
}
}
#endif
drawGrad(canvas);
const SkColor fg[] = {
0xFFFFFFFF,
0xFFFFFF00, 0xFFFF00FF, 0xFF00FFFF,
0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
0xFF000000,
};
const char* text = "Hamburgefons";
size_t len = strlen(text);
SkPaint paint;
setFont(&paint, "Times");
paint.setTextSize(SkIntToScalar(16));
paint.setAntiAlias(true);
paint.setLCDRenderText(true);
SkScalar x = SkIntToScalar(10);
for (size_t i = 0; i < SK_ARRAY_COUNT(fg); ++i) {
paint.setColor(fg[i]);
SkScalar y = SkIntToScalar(40);
SkScalar stopy = SkIntToScalar(HEIGHT);
while (y < stopy) {
if (true) {
canvas->drawText(text, len, x, y, paint);
}
#ifdef SK_BUILD_FOR_MAC
else {
cgDrawText(cg, text, len, SkScalarToFloat(x),
static_cast<float>(HEIGHT) - SkScalarToFloat(y),
paint);
}
#endif
y += paint.getTextSize() * 2;
}
x += SkIntToScalar(1024) / SK_ARRAY_COUNT(fg);
}
#ifdef SK_BUILD_FOR_MAC
CGContextRelease(cg);
#endif
}
virtual void onDraw(SkCanvas* canvas) {
if (false) {
SkPaint paint;
paint.setColor(SK_ColorBLUE);
canvas->drawRect(
SkRect::MakeWH(SkIntToScalar(this->getISize().fWidth),
SkIntToScalar(this->getISize().fHeight)),
paint);
}
SkPaint paint;
const int R0 = 20;
const int R1 = 40;
const SkScalar DX = SkIntToScalar(250);
const SkScalar DY = SkIntToScalar(130);
canvas->translate(SkIntToScalar(60), SkIntToScalar(70));
static const int gData[] = {
0, 0, R0, 0, 0, R1,
0, 0, R0, 20, 0, R1,
0, 0, R0, 25, 0, R1,
0, 0, R0, 100, 0, R1,
0, 0, R0, 25, 0, R0,
0, 0, R0, 100, 0, R0,
};
int count = SK_ARRAY_COUNT(gData) / 6;
for (int i = 0; i < count; ++i) {
SkScalar data[6];
intToScalars(data, &gData[i * 6], 6);
int n = canvas->save();
drawGrad(canvas, &data[0], &data[3]);
canvas->translate(DX, 0);
drawGrad(canvas, &data[3], &data[0]);
canvas->restoreToCount(n);
canvas->translate(0, DY);
}
}
