C++ (Cpp) didDrawUnbounded示例

示例#1

文件： OpaqueRegionSkia.cpp 项目： IllusionRom-deprecated/android_platform_external_chromium_org_third_party_WebKit

void OpaqueRegionSkia::didDrawPoints(const GraphicsContext* context, SkCanvas::PointMode mode, int numPoints, const SkPoint points[], const SkPaint& paint)
{
    if (!numPoints)
        return;

    SkRect rect;
    rect.fLeft = points[0].fX;
    rect.fRight = points[0].fX + 1;
    rect.fTop = points[0].fY;
    rect.fBottom = points[0].fY + 1;

    for (int i = 1; i < numPoints; ++i) {
        rect.fLeft = std::min(rect.fLeft, points[i].fX);
        rect.fRight = std::max(rect.fRight, points[i].fX + 1);
        rect.fTop = std::min(rect.fTop, points[i].fY);
        rect.fBottom = std::max(rect.fBottom, points[i].fY + 1);
    }

    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(context, paint, FillOrStroke);
    else {
        rect = paint.computeFastBounds(rect, &rect);
        didDraw(context, rect, paint, 0, fillsBounds, FillOrStroke);
    }
}

示例#2

void OpaqueRegionSkia::didDrawPoints(const PlatformContextSkia* context, const AffineTransform& transform, SkCanvas::PointMode mode, int numPoints, const SkPoint points[], const SkPaint& paint)
{
    if (!numPoints)
        return;

    SkRect rect;
    rect.fLeft = points[0].fX;
    rect.fRight = points[0].fX + 1;
    rect.fTop = points[0].fY;
    rect.fBottom = points[0].fY + 1;

    for (int i = 1; i < numPoints; ++i) {
        rect.fLeft = std::min(rect.fLeft, points[i].fX);
        rect.fRight = std::max(rect.fRight, points[i].fX + 1);
        rect.fTop = std::min(rect.fTop, points[i].fY);
        rect.fBottom = std::max(rect.fBottom, points[i].fY + 1);
    }

    bool opaque = paintIsOpaque(paint);
    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(paint, opaque);
    else {
        rect = paint.computeFastBounds(rect, &rect);
        didDraw(context, transform, rect, paint, opaque, fillsBounds);
    }
}

示例#3

void OpaqueRegionSkia::didDrawBounded(const PlatformContextSkia* context, const SkRect& bounds, const SkPaint& paint)
{
    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(paint);
    else {
        SkRect rect;
        rect = paint.computeFastBounds(bounds, &rect);
        didDraw(context, rect, paint, 0, fillsBounds, FillOrStroke);
    }
}

示例#4

void OpaqueRegionSkia::didDrawBounded(const PlatformContextSkia* context, const AffineTransform& transform, const SkRect& bounds, const SkPaint& paint)
{
    bool opaque = paintIsOpaque(paint);
    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(paint, opaque);
    else {
        SkRect rect;
        rect = paint.computeFastBounds(bounds, &rect);
        didDraw(context, transform, rect, paint, opaque, fillsBounds);
    }
}

示例#5

void OpaqueRegionSkia::didDrawPath(const PlatformContextSkia* context, const SkPath& path, const SkPaint& paint)
{
    SkRect rect;
    if (path.isRect(&rect)) {
        didDrawRect(context, rect, paint, 0);
        return;
    }

    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(paint);
    else {
        rect = paint.computeFastBounds(path.getBounds(), &rect);
        didDraw(context, rect, paint, 0, fillsBounds, FillOrStroke);
    }
}

示例#6

void OpaqueRegionSkia::didDrawPath(const PlatformContextSkia* context, const AffineTransform& transform, const SkPath& path, const SkPaint& paint)
{
    SkRect rect;
    if (path.isRect(&rect)) {
        didDrawRect(context, transform, rect, paint, 0);
        return;
    }

    bool opaque = paintIsOpaque(paint);
    bool fillsBounds = false;

    if (!paint.canComputeFastBounds())
        didDrawUnbounded(paint, opaque);
    else {
        rect = paint.computeFastBounds(path.getBounds(), &rect);
        didDraw(context, transform, rect, paint, opaque, fillsBounds);
    }
}

示例#7

void OpaqueRegionSkia::didDrawRect(const PlatformContextSkia* context, const SkRect& fillRect, const SkPaint& paint, const SkBitmap* sourceBitmap)
{
    // Any stroking may put alpha in pixels even if the filling part does not.
    if (paint.getStyle() != SkPaint::kFill_Style) {
        bool fillsBounds = false;

        if (!paint.canComputeFastBounds())
            didDrawUnbounded(paint);
        else {
            SkRect strokeRect;
            strokeRect = paint.computeFastBounds(fillRect, &strokeRect);
            didDraw(context, strokeRect, paint, sourceBitmap, fillsBounds, FillOrStroke);
        }
    }

    bool fillsBounds = paint.getStyle() != SkPaint::kStroke_Style;
    didDraw(context, fillRect, paint, sourceBitmap, fillsBounds, FillOnly);
}

示例#8

void OpaqueRegionSkia::didDrawRect(const PlatformContextSkia* context, const AffineTransform& transform, const SkRect& fillRect, const SkPaint& paint, const SkBitmap* bitmap)
{
    // Any stroking may put alpha in pixels even if the filling part does not.
    if (paint.getStyle() != SkPaint::kFill_Style) {
        bool opaque = paintIsOpaque(paint, bitmap);
        bool fillsBounds = false;

        if (!paint.canComputeFastBounds())
            didDrawUnbounded(paint, opaque);
        else {
            SkRect strokeRect;
            strokeRect = paint.computeFastBounds(fillRect, &strokeRect);
            didDraw(context, transform, strokeRect, paint, opaque, fillsBounds);
        }
    }

    bool checkFillOnly = true;
    bool opaque = paintIsOpaque(paint, bitmap, checkFillOnly);
    bool fillsBounds = paint.getStyle() != SkPaint::kStroke_Style;
    didDraw(context, transform, fillRect, paint, opaque, fillsBounds);
}