コード例 #1
0
ファイル: sk_effects.cpp プロジェクト: google/skia
sk_shader_t* sk_shader_new_two_point_conical_gradient(const sk_point_t* start,
                                                      float startRadius,
                                                      const sk_point_t* end,
                                                      float endRadius,
                                                      const sk_color_t colors[],
                                                      const float colorPos[],
                                                      int colorCount,
                                                      sk_shader_tilemode_t cmode,
                                                      const sk_matrix_t* cmatrix) {
    SkTileMode mode;
    if (!from_c_tilemode(cmode, &mode)) {
        return nullptr;
    }
    SkMatrix matrix;
    if (cmatrix) {
        from_c_matrix(cmatrix, &matrix);
    } else {
        matrix.setIdentity();
    }
    SkPoint skstart = to_skpoint(*start);
    SkPoint skend = to_skpoint(*end);
    return (sk_shader_t*)SkGradientShader::MakeTwoPointConical(skstart, (SkScalar)startRadius,
                                                        skend, (SkScalar)endRadius,
                                                        reinterpret_cast<const SkColor*>(colors),
                                                        reinterpret_cast<const SkScalar*>(colorPos),
                                                        colorCount, mode, 0, &matrix).release();
}
コード例 #2
0
void sk_canvas_draw_picture(sk_canvas_t* ccanvas, const sk_picture_t* cpicture,
                            const sk_matrix_t* cmatrix, const sk_paint_t* cpaint) {
    const SkMatrix* matrixPtr = NULL;
    SkMatrix matrix;
    if (cmatrix) {
        from_c_matrix(cmatrix, &matrix);
        matrixPtr = &matrix;
    }
    AsCanvas(ccanvas)->drawPicture(AsPicture(cpicture), matrixPtr, AsPaint(cpaint));
}
コード例 #3
0
ファイル: sk_effects.cpp プロジェクト: google/skia
sk_shader_t* sk_shader_new_sweep_gradient(const sk_point_t* ccenter,
                                          const sk_color_t colors[],
                                          const float colorPos[],
                                          int colorCount,
                                          const sk_matrix_t* cmatrix) {
    SkMatrix matrix;
    if (cmatrix) {
        from_c_matrix(cmatrix, &matrix);
    } else {
        matrix.setIdentity();
    }
    return (sk_shader_t*)SkGradientShader::MakeSweep((SkScalar)(ccenter->x),
                                                     (SkScalar)(ccenter->y),
                                                     reinterpret_cast<const SkColor*>(colors),
                                                     reinterpret_cast<const SkScalar*>(colorPos),
                                                     colorCount, 0, &matrix).release();
}
コード例 #4
0
sk_shader_t* sk_shader_new_linear_gradient(const sk_point_t pts[2],
                                           const sk_color_t colors[],
                                           const float colorPos[],
                                           int colorCount,
                                           sk_shader_tilemode_t cmode,
                                           const sk_matrix_t* cmatrix) {
    SkShader::TileMode mode;
    if (!from_c_tilemode(cmode, &mode)) {
        return NULL;
    }
    SkMatrix matrix;
    if (cmatrix) {
        from_c_matrix(cmatrix, &matrix);
    } else {
        matrix.setIdentity();
    }
    SkShader* s = SkGradientShader::CreateLinear(reinterpret_cast<const SkPoint*>(pts),
                                                 reinterpret_cast<const SkColor*>(colors),
                                                 colorPos, colorCount, mode, 0, &matrix);
    return (sk_shader_t*)s;
}
コード例 #5
0
ファイル: sk_effects.cpp プロジェクト: google/skia
sk_shader_t* sk_shader_new_radial_gradient(const sk_point_t* ccenter,
                                           float radius,
                                           const sk_color_t colors[],
                                           const float colorPos[],
                                           int colorCount,
                                           sk_shader_tilemode_t cmode,
                                           const sk_matrix_t* cmatrix) {
    SkTileMode mode;
    if (!from_c_tilemode(cmode, &mode)) {
        return nullptr;
    }
    SkMatrix matrix;
    if (cmatrix) {
        from_c_matrix(cmatrix, &matrix);
    } else {
        matrix.setIdentity();
    }
    SkPoint center = to_skpoint(*ccenter);
    return (sk_shader_t*)SkGradientShader::MakeRadial(center, (SkScalar)radius,
                                                      reinterpret_cast<const SkColor*>(colors),
                                                      reinterpret_cast<const SkScalar*>(colorPos),
                                                      colorCount, mode, 0, &matrix).release();
}
コード例 #6
0
void sk_canvas_concat(sk_canvas_t* ccanvas, const sk_matrix_t* cmatrix) {
    SkASSERT(cmatrix);
    SkMatrix matrix;
    from_c_matrix(cmatrix, &matrix);
    AsCanvas(ccanvas)->concat(matrix);
}