Home | History | Annotate | Download | only in tests 
      1 /*
      2  * Copyright 2014 Google Inc.
      3  *
      4  * Use of this source code is governed by a BSD-style license that can be
      5  * found in the LICENSE file.
      6  */
      7 
      8 #include "Test.h"
      9 #include "sk_canvas.h"
     10 #include "sk_imageinfo.h"
     11 #include "sk_paint.h"
     12 #include "sk_shader.h"
     13 #include "sk_surface.h"
     14 #include "sk_types.h"
     15 
     16 #include <stdint.h>
     17 
     18 static void shader_test(skiatest::Reporter* reporter) {
     19     sk_imageinfo_t* info = sk_imageinfo_new(64, 64, RGBA_8888_SK_COLORTYPE, PREMUL_SK_ALPHATYPE,
     20                                             NULL);
     21     sk_surface_t* surface  = sk_surface_new_raster(info, nullptr);
     22     sk_canvas_t* canvas = sk_surface_get_canvas(surface);
     23     sk_paint_t* paint = sk_paint_new();
     24 
     25     sk_shader_tilemode_t tilemode = CLAMP_SK_SHADER_TILEMODE;
     26     sk_point_t point = {0.0f, 0.0f};
     27     sk_point_t point2 = {30.0f, 40.0f};
     28     sk_color_t colors[] = {
     29         (sk_color_t)sk_color_set_argb(0xFF, 0x00, 0x00, 0xFF),
     30         (sk_color_t)sk_color_set_argb(0xFF, 0x00, 0xFF, 0x00)
     31     };
     32     sk_shader_t* shader;
     33 
     34     shader = sk_shader_new_radial_gradient(
     35             &point, 1.0f, colors, nullptr, 2, tilemode, nullptr);
     36     REPORTER_ASSERT(reporter, shader != nullptr);
     37     sk_paint_set_shader(paint, shader);
     38     sk_shader_unref(shader);
     39     sk_canvas_draw_paint(canvas, paint);
     40 
     41     shader = sk_shader_new_sweep_gradient(&point, colors, nullptr, 2, nullptr);
     42     REPORTER_ASSERT(reporter, shader != nullptr);
     43     sk_paint_set_shader(paint, shader);
     44     sk_shader_unref(shader);
     45     sk_canvas_draw_paint(canvas, paint);
     46 
     47     shader = sk_shader_new_two_point_conical_gradient(
     48             &point, 10.0f,  &point2, 50.0f, colors, nullptr, 2, tilemode, nullptr);
     49     REPORTER_ASSERT(reporter, shader != nullptr);
     50     sk_paint_set_shader(paint, shader);
     51     sk_shader_unref(shader);
     52     sk_canvas_draw_paint(canvas, paint);
     53 
     54     sk_paint_delete(paint);
     55     sk_surface_unref(surface);
     56     sk_imageinfo_delete(info);
     57 }
     58 
     59 static void test_c(skiatest::Reporter* reporter) {
     60     sk_imageinfo_t* info = sk_imageinfo_new(1, 1, RGBA_8888_SK_COLORTYPE, PREMUL_SK_ALPHATYPE,
     61                                             NULL);
     62     uint32_t pixel[1] = { 0 };
     63     sk_surfaceprops_t surfaceProps = { UNKNOWN_SK_PIXELGEOMETRY };
     64 
     65     sk_surface_t* surface = sk_surface_new_raster_direct(info, pixel, sizeof(uint32_t),
     66                                                          &surfaceProps);
     67     sk_paint_t* paint = sk_paint_new();
     68 
     69     sk_canvas_t* canvas = sk_surface_get_canvas(surface);
     70     sk_canvas_draw_paint(canvas, paint);
     71     REPORTER_ASSERT(reporter, 0xFF000000 == pixel[0]);
     72 
     73     sk_paint_set_color(paint, sk_color_set_argb(0xFF, 0xFF, 0xFF, 0xFF));
     74     sk_canvas_draw_paint(canvas, paint);
     75     REPORTER_ASSERT(reporter, 0xFFFFFFFF == pixel[0]);
     76 
     77     sk_paint_set_xfermode_mode(paint, SRC_SK_XFERMODE_MODE);
     78     sk_paint_set_color(paint, sk_color_set_argb(0x80, 0x80, 0x80, 0x80));
     79     sk_canvas_draw_paint(canvas, paint);
     80     REPORTER_ASSERT(reporter, 0x80404040 == pixel[0]);
     81 
     82     sk_paint_delete(paint);
     83     sk_surface_unref(surface);
     84     sk_imageinfo_delete(info);
     85 }
     86 
     87 DEF_TEST(C_API, reporter) {
     88     test_c(reporter);
     89     shader_test(reporter);
     90 }
     91