1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "points_mask_filter.h"
17
18 #include <bits/alltypes.h>
19 #include <hilog/log.h>
20 #include <native_drawing/drawing_filter.h>
21 #include <native_drawing/drawing_mask_filter.h>
22 #include <native_drawing/drawing_path_effect.h>
23 #include <native_drawing/drawing_pen.h>
24 #include <native_drawing/drawing_rect.h>
25
26 #include "test_common.h"
27
28 #include "common/log_common.h"
29
30 enum {
31 K_W = 512,
32 K_H = 256,
33 N = 30,
34 };
35
PointsMaskFilter()36 PointsMaskFilter::PointsMaskFilter()
37 {
38 bitmapWidth_ = K_W;
39 bitmapHeight_ = K_H;
40 fileName_ = "points_maskfilter"; // 对标 points.cpp
41 }
42
43 // 用例名: pointsmaskfilter 测试 OH_Drawing_MaskFilterCreateBlur
OnTestFunction(OH_Drawing_Canvas * canvas)44 void PointsMaskFilter::OnTestFunction(OH_Drawing_Canvas* canvas)
45 {
46 float fRange = 220.0f; // 点的x坐标范围
47 float fOffset = 18.0f; // 点的x坐标偏移量
48 float fRadius = 6.0f; // 模糊半径
49 float fOffsetX = 256.0f; // 画布平移的x坐标量
50 float fWidth = 10.0f;
51 OH_Drawing_Point2D pts[N];
52 TestRend testRend;
53 for (OH_Drawing_Point2D& p : pts) {
54 p.x = testRend.nextF() * fRange + fOffset;
55 p.y = testRend.nextF() * fRange + fOffset;
56 }
57
58 OH_Drawing_MaskFilter* maskFilter = OH_Drawing_MaskFilterCreateBlur(OH_Drawing_BlurType::NORMAL, fRadius, true);
59
60 const OH_Drawing_PenLineCapStyle caps[] = { OH_Drawing_PenLineCapStyle::LINE_SQUARE_CAP,
61 OH_Drawing_PenLineCapStyle::LINE_ROUND_CAP };
62 // 创建一个pen对象
63 OH_Drawing_Pen* pen = OH_Drawing_PenCreate();
64 OH_Drawing_PenSetAntiAlias(pen, true);
65 OH_Drawing_PenSetWidth(pen, fWidth);
66 OH_Drawing_Filter* filter = OH_Drawing_FilterCreate();
67 for (auto cap : caps) {
68 OH_Drawing_PenSetCap(pen, cap);
69 OH_Drawing_FilterSetMaskFilter(filter, maskFilter);
70 OH_Drawing_PenSetFilter(pen, filter);
71 OH_Drawing_PenSetColor(pen, OH_Drawing_ColorSetArgb(0xFF, 0x00, 0x00, 0x00));
72
73 OH_Drawing_CanvasAttachPen(canvas, pen);
74 OH_Drawing_CanvasDrawPoints(canvas, OH_Drawing_PointMode::POINT_MODE_POINTS, N, pts);
75 OH_Drawing_FilterSetMaskFilter(filter, nullptr);
76 OH_Drawing_PenSetFilter(pen, filter);
77 OH_Drawing_PenSetColor(pen, OH_Drawing_ColorSetArgb(0xFF, 0xFF, 0x00, 0x00));
78
79 OH_Drawing_CanvasAttachPen(canvas, pen);
80 OH_Drawing_CanvasDrawPoints(canvas, OH_Drawing_PointMode::POINT_MODE_POINTS, N, pts);
81 OH_Drawing_CanvasTranslate(canvas, fOffsetX, 0);
82 }
83 OH_Drawing_PenDestroy(pen);
84 OH_Drawing_FilterDestroy(filter);
85 OH_Drawing_MaskFilterDestroy(maskFilter);
86
87 DRAWING_LOGI("pointsmaskfilter::OnTestFunction end");
88 }
89