engines/gfx/soft_engine.cpp

/*
 * Copyright (c) 2020-2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "engines/gfx/soft_engine.h"

#include <cstdlib>

#include "draw/clip_utils.h"
#include "draw/draw_arc.h"
#include "draw/draw_canvas.h"
#include "draw/draw_curve.h"
#include "draw/draw_line.h"
#include "draw/draw_rect.h"

namespace OHOS {
void SoftEngine::DrawArc(BufferInfo& dst,
                         ArcInfo& arcInfo,
                         const Rect& mask,
                         const Style& style,
                         OpacityType opacity,
                         uint8_t cap)
{
    DrawArc::GetInstance()->Draw(dst, arcInfo, mask, style, opacity, cap);
}

void SoftEngine::DrawLine(BufferInfo& dst,
                          const Point& start,
                          const Point& end,
                          const Rect& mask,
                          int16_t width,
                          ColorType color,
                          OpacityType opacity)
{
    DrawLine::Draw(dst, start, end, mask, width, color, opacity);
}

void SoftEngine::DrawLetter(BufferInfo& gfxDstBuffer,
                            const uint8_t* fontMap,
                            const Rect& fontRect,
                            const Rect& subRect,
                            const uint8_t fontWeight,
                            const ColorType& color,
                            const OpacityType opa)
{
    DrawUtils::GetInstance()->DrawLetter(gfxDstBuffer, fontMap, fontRect, subRect, fontWeight, color, opa);
}

void SoftEngine::DrawCubicBezier(BufferInfo& dst,
                                 const Point& start,
                                 const Point& control1,
                                 const Point& control2,
                                 const Point& end,
                                 const Rect& mask,
                                 int16_t width,
                                 ColorType color,
                                 OpacityType opacity)
{
    DrawCurve::DrawCubicBezier(dst, start, control1, control2, end, mask, width, color, opacity);
}

void SoftEngine::DrawRect(BufferInfo& dst,
                          const Rect& rect,
                          const Rect& dirtyRect,
                          const Style& style,
                          OpacityType opacity)
{
    DrawRect::Draw(dst, rect, dirtyRect, style, opacity);
}

void SoftEngine::DrawTransform(BufferInfo& dst,
                               const Rect& mask,
                               const Point& position,
                               ColorType color,
                               OpacityType opacity,
                               const TransformMap& transMap,
                               const TransformDataInfo& dataInfo)
{
    DrawUtils::GetInstance()->DrawTransform(dst, mask, position, color, opacity, transMap, dataInfo);
}

void SoftEngine::ClipCircle(const ImageInfo* info, float x, float y, float radius)
{
    ClipPath path;
    path.Circle(PointF(x, y), radius);
    ClipUtils clip;
    clip.PerformScan(path, info);
}

void SoftEngine::Blit(BufferInfo& dst,
                      const Point& dstPos,
                      const BufferInfo& src,
                      const Rect& subRect,
                      const BlendOption& blendOption)
{
    DrawUtils::GetInstance()->BlendWithSoftWare(
        static_cast<uint8_t*>(src.virAddr), src.rect, src.stride, src.rect.GetHeight(), src.mode, src.color,
        blendOption.opacity, static_cast<uint8_t*>(dst.virAddr), dst.stride, dst.mode, subRect.GetX(), subRect.GetY());
}

void SoftEngine::Fill(BufferInfo& dst, const Rect& fillArea, const ColorType color, const OpacityType opacity)
{
    DrawUtils::GetInstance()->FillAreaWithSoftWare(dst, fillArea, color, opacity);
}

void SoftEngine::DrawPath(BufferInfo& dst,
                          void* param,
                          const Paint& paint,
                          const Rect& rect,
                          const Rect& invalidatedArea,
                          const Style& style)
{
#if defined(ENABLE_CANVAS_EXTEND) && ENABLE_CANVAS_EXTEND
    DrawCanvas::DoRender(dst, param, paint, rect, invalidatedArea, style, true);
#endif
}

void SoftEngine::FillPath(BufferInfo& dst,
                          void* param,
                          const Paint& paint,
                          const Rect& rect,
                          const Rect& invalidatedArea,
                          const Style& style)
{
#if defined(ENABLE_CANVAS_EXTEND) && ENABLE_CANVAS_EXTEND
    DrawCanvas::DoRender(dst, param, paint, rect, invalidatedArea, style, false);
#endif
}

uint8_t* SoftEngine::AllocBuffer(uint32_t size, uint32_t usage)
{
    return static_cast<uint8_t*>(malloc(size));
}

void SoftEngine::FreeBuffer(uint8_t* buffer, uint32_t usage)
{
    free(buffer);
}
} // namespace OHOS