skia2/tests/CTest.cpp
halcanary 219f18f30d C API: Add SK_API, also documentation of an example.
SK_API = __declspec(dllexport) / __attribute__((visibility("default")))

Also, add documentation in experimental/c-api-example/c.md

Review URL: https://codereview.chromium.org/1307183006
2015-09-01 10:01:38 -07:00

89 lines
2.9 KiB
C++

/*
* Copyright 2014 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "Test.h"
#include "sk_canvas.h"
#include "sk_paint.h"
#include "sk_surface.h"
#include "sk_shader.h"
static void shader_test(skiatest::Reporter* reporter) {
sk_imageinfo_t info =
{64, 64, sk_colortype_get_default_8888(), PREMUL_SK_ALPHATYPE};
sk_surface_t* surface = sk_surface_new_raster(&info, nullptr);
sk_canvas_t* canvas = sk_surface_get_canvas(surface);
sk_paint_t* paint = sk_paint_new();
sk_shader_tilemode_t tilemode = CLAMP_SK_SHADER_TILEMODE;
sk_point_t point = {0.0f, 0.0f};
sk_point_t point2 = {30.0f, 40.0f};
sk_color_t colors[] = {
(sk_color_t)sk_color_set_argb(0xFF, 0x00, 0x00, 0xFF),
(sk_color_t)sk_color_set_argb(0xFF, 0x00, 0xFF, 0x00)
};
sk_shader_t* shader;
shader = sk_shader_new_radial_gradient(
&point, 1.0f, colors, nullptr, 2, tilemode, nullptr);
REPORTER_ASSERT(reporter, shader != nullptr);
sk_paint_set_shader(paint, shader);
sk_shader_unref(shader);
sk_canvas_draw_paint(canvas, paint);
shader = sk_shader_new_sweep_gradient(&point, colors, nullptr, 2, nullptr);
REPORTER_ASSERT(reporter, shader != nullptr);
sk_paint_set_shader(paint, shader);
sk_shader_unref(shader);
sk_canvas_draw_paint(canvas, paint);
shader = sk_shader_new_two_point_conical_gradient(
&point, 10.0f, &point2, 50.0f, colors, nullptr, 2, tilemode, nullptr);
REPORTER_ASSERT(reporter, shader != nullptr);
sk_paint_set_shader(paint, shader);
sk_shader_unref(shader);
sk_canvas_draw_paint(canvas, paint);
sk_paint_delete(paint);
sk_surface_unref(surface);
}
static void test_c(skiatest::Reporter* reporter) {
sk_colortype_t ct = sk_colortype_get_default_8888();
sk_imageinfo_t info = {
1, 1, ct, PREMUL_SK_ALPHATYPE
};
uint32_t pixel[1] = { 0 };
sk_surfaceprops_t surfaceProps = { UNKNOWN_SK_PIXELGEOMETRY };
sk_surface_t* surface = sk_surface_new_raster_direct(&info, pixel, sizeof(uint32_t),
&surfaceProps);
sk_paint_t* paint = sk_paint_new();
sk_canvas_t* canvas = sk_surface_get_canvas(surface);
sk_canvas_draw_paint(canvas, paint);
REPORTER_ASSERT(reporter, 0xFF000000 == pixel[0]);
sk_paint_set_color(paint, sk_color_set_argb(0xFF, 0xFF, 0xFF, 0xFF));
sk_canvas_draw_paint(canvas, paint);
REPORTER_ASSERT(reporter, 0xFFFFFFFF == pixel[0]);
sk_paint_set_xfermode_mode(paint, SRC_SK_XFERMODE_MODE);
sk_paint_set_color(paint, sk_color_set_argb(0x80, 0x80, 0x80, 0x80));
sk_canvas_draw_paint(canvas, paint);
REPORTER_ASSERT(reporter, 0x80404040 == pixel[0]);
sk_paint_delete(paint);
sk_surface_unref(surface);
}
DEF_TEST(C_API, reporter) {
test_c(reporter);
shader_test(reporter);
}