src/renderer/unix/draw_tool.cc

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#include "renderer/unix/draw_tool.h"

#include "base/coordinates.h"
#include "renderer/unix/cairo_wrapper.h"
#include "renderer/unix/const.h"

namespace mozc {
namespace renderer {
namespace gtk {

void DrawTool::Save() {
  cairo_->Save();
}

void DrawTool::Restore() {
  cairo_->Restore();
}

void DrawTool::Reset(CairoWrapperInterface *cairo) {
  cairo_.reset(cairo);
}

void DrawTool::SetColor(const RGBA &color) {
  cairo_->SetSourceRGBA(static_cast<double>(color.red)   / 255.0,
                        static_cast<double>(color.green) / 255.0,
                        static_cast<double>(color.blue)  / 255.0,
                        static_cast<double>(color.alpha) / 255.0);
}

void DrawTool::FillRect(const Rect &rect, const RGBA &color) {
  SetColor(color);
  cairo_->Rectangle(rect.origin.x, rect.origin.y, rect.size.width,
                    rect.size.height);
  cairo_->Fill();
}

void DrawTool::FrameRect(const Rect &rect,
                         const RGBA &color,
                         const uint32 line_width) {
  SetColor(color);
  cairo_->SetLineWidth(static_cast<double>(line_width));
  cairo_->Rectangle(rect.origin.x, rect.origin.y, rect.size.width,
                    rect.size.height);
  cairo_->Stroke();
}

void DrawTool::DrawLine(const Point &from,
                        const Point &to,
                        const RGBA &color,
                        const uint32 line_width ) {
  SetColor(color);
  cairo_->SetLineWidth(static_cast<double>(line_width));
  cairo_->MoveTo(from.x, from.y);
  cairo_->LineTo(to.x, to.y);
  cairo_->Stroke();
}

}  // namespace gtk
}  // namespace renderer
}  // namespace mozc