static void DrawBorder( LCUI_PaintContext paint )
{
LCUI_Pos pos;
LCUI_Color color;
int end_x = paint->rect.width - 1;
int end_y = paint->rect.height - 1;
pos.x = pos.y = 0;
color = RGB( 255, 0, 0 );
Graph_DrawHorizLine( &paint->canvas, color, 1, pos, end_x );
Graph_DrawVertiLine( &paint->canvas, color, 1, pos, end_y );
pos.x = paint->rect.width - 1;
Graph_DrawVertiLine( &paint->canvas, color, 1, pos, end_y );
pos.x = 0;
pos.y = paint->rect.height - 1;
Graph_DrawHorizLine( &paint->canvas, color, 1, pos, end_x );
}
LCUI_API int Graph_DrawBorder( LCUI_Graph *des, LCUI_Border border )
/* 简单的为图形边缘绘制边框 */
{
int radius;
LCUI_Rect rect;
LCUI_Pos start, end;
LCUI_Graph des_area;
if( !Graph_IsValid(des) ) {
return -1;
}
/* 绘制左上角的圆角，先引用左上角区域，再将圆绘制到这个区域里 */
radius = border.top_left_radius;
rect = Rect( 0, 0, radius, radius );
Graph_Quote( &des_area, des, rect );
Graph_Draw_RoundBorder_LeftTop(
&des_area , Pos( radius, radius ),
radius , border.left_width,
border.left_color , TRUE
);
Graph_Draw_RoundBorder_TopLeft(
&des_area , Pos( radius, radius ),
radius , border.top_width,
border.top_color , TRUE
);
/* 右上角 */
radius = border.top_right_radius;
rect = Rect( des->width-radius-1, 0, radius, radius );
Graph_Quote( &des_area, des, rect );
Graph_Draw_RoundBorder_RightTop(
&des_area , Pos( 0, radius ),
radius , border.right_width,
border.right_color , TRUE
);
Graph_Draw_RoundBorder_TopRight(
&des_area , Pos( 0, radius ),
radius , border.top_width,
border.top_color , TRUE
);
/* 左下角 */
radius = border.bottom_left_radius;
rect = Rect( 0, des->height-radius-1, radius, radius );
Graph_Quote( &des_area, des, rect );
Graph_Draw_RoundBorder_LeftBottom(
&des_area , Pos( radius, 0 ),
radius , border.left_width,
border.left_color , TRUE
);
Graph_Draw_RoundBorder_BottomLeft(
&des_area , Pos( radius, 0 ),
radius , border.bottom_width,
border.bottom_color , TRUE
);
/* 右下角 */
radius = border.bottom_left_radius;
rect = Rect( des->width-radius-1,
des->height-radius-1, radius, radius );
Graph_Quote( &des_area, des, rect );
Graph_Draw_RoundBorder_RightBottom(
&des_area , Pos( 0, 0 ),
radius , border.right_width,
border.right_color , TRUE
);
Graph_Draw_RoundBorder_BottomRight(
&des_area , Pos( 0, 0 ),
radius , border.bottom_width,
border.bottom_color , TRUE
);
start.x = border.top_left_radius;
start.y = 0;
end.x = des->width - border.top_right_radius;
/* 绘制上边框 */
Graph_DrawHorizLine( des, border.top_color, border.top_width, start, end.x );
/* 绘制下边的线 */
start.y = des->height - border.bottom_width;
end.x = des->width - border.bottom_right_radius;
Graph_DrawHorizLine( des, border.top_color, border.bottom_width, start, end.x );
/* 绘制左边的线 */
start.x = start.y = 0;
end.y = des->height - border.bottom_left_radius;
Graph_DrawVertiLine( des, border.left_color, border.left_width, start, end.y );
/* 绘制右边的线 */
start.x = des->width - border.right_width;
start.y = border.top_right_radius;
end.y = des->height - border.bottom_right_radius;
Graph_DrawVertiLine( des, border.right_color, border.right_width, start, end.y );
/* 边框线绘制完成 */
return 0;
}
