1/*
2 * Copyright (c) 2020-2021 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 "draw/draw_curve.h"
17#include "animator/interpolation.h"
18#include "engines/gfx/gfx_engine_manager.h"
19
20namespace OHOS {
21void DrawCurve::DrawCubicBezier(BufferInfo& gfxDstBuffer, const Point& start, const Point& control1,
22                                const Point& control2, const Point& end, const Rect& mask,
23                                int16_t width, const ColorType& color, OpacityType opacity)
24{
25    if ((width == 0) || (opacity == OPA_TRANSPARENT)) {
26        return;
27    }
28
29    Point prePoint = start;
30    for (int16_t t = 1; t <= INTERPOLATION_RANGE; t++) {
31        Point point;
32        point.x = Interpolation::GetBezierInterpolation(t, start.x, control1.x, control2.x, end.x);
33        point.y = Interpolation::GetBezierInterpolation(t, start.y, control1.y, control2.y, end.y);
34        if ((prePoint.x == point.x) && (prePoint.y == point.y)) {
35            continue;
36        }
37        BaseGfxEngine::GetInstance()->DrawLine(gfxDstBuffer, prePoint, point, mask, width, color, opacity);
38        prePoint = point;
39    }
40}
41}
42