?? lcd.c
字號:
// 要判斷當前點是否在有效范圍內
if( (draw_x0<=GUI_LCM_XMAX)&&(draw_y0>=0) )
{
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
}
if( (draw_x1>=0)&&(draw_y1>=0) )
{
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
}
if( (draw_x2<=GUI_LCM_XMAX)&&(draw_y2<=GUI_LCM_YMAX) )
{
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
}
if( (draw_x3>=0)&&(draw_y3<=GUI_LCM_YMAX) )
{
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
}
if( (draw_x4<=GUI_LCM_XMAX)&&(draw_y4>=0) )
{
point.x = draw_x4;
point.y = draw_y4;
LCDDrawPoint( &point );
}
if( (draw_x5>=0)&&(draw_y5>=0) )
{
point.x = draw_x5;
point.y = draw_y5;
LCDDrawPoint( &point );
}
if( (draw_x6<=GUI_LCM_XMAX)&&(draw_y6<=GUI_LCM_YMAX) )
point.x = draw_x6;
point.y = draw_y6;
LCDDrawPoint( &point );
}
if( (draw_x7>=0)&&(draw_y7<=GUI_LCM_YMAX) )
{
point.x = draw_x7;
point.y = draw_y7;
LCDDrawPoint( &point );
}
}
}
*/
/*================================================================================
畫實心的圓
================================================================================*/
/*void GUI_DrawCircleFill( CIRCLE* pCircle )
{
INT8S draw_x0, draw_y0; // 劊圖點坐標變量
INT8S draw_x1, draw_y1;
INT8S draw_x2, draw_y2;
INT8S draw_x3, draw_y3;
INT8S draw_x4, draw_y4;
INT8S draw_x5, draw_y5;
INT8S draw_x6, draw_y6;
INT8S draw_x7, draw_y7;
INT8S fill_x0, fill_y0; // 填充所需的變量，使用垂直線填充
INT8S fill_x1;
INT8S xx, yy; // 畫圓控制變量
INT8S di; // 決策變量
POINT point;
LINE line;
point.Color = pCircle->Color;
line.Color = pCircle->Color;
// 參數過濾
if(0==pCircle->r) return;
// 計算出4個特殊點(0、90、180、270度)，進行顯示
point.x = draw_x0 = draw_x1 = pCircle->x;
point.y = draw_y0 = draw_y1 = pCircle->y + pCircle->r;
if(draw_y0<GUI_LCM_YMAX)
{
LCDDrawPoint( &point );
}
point.x = draw_x2 = draw_x3 = pCircle->x;
point.y = draw_y2 = draw_y3 = pCircle->y - pCircle->r;
if(draw_y2>=0)
{
LCDDrawPoint( &point );
}
point.x = draw_x4 = draw_x6 = pCircle->x + pCircle->r;
point.y = draw_y4 = draw_y6 = pCircle->y;
if(draw_x4<GUI_LCM_XMAX)
{
LCDDrawPoint( &point ); // 0度
fill_x1 = draw_x4;
}
else
{
fill_x1 = GUI_LCM_XMAX;
}
fill_y0 = pCircle->y; // 設置填充線條起始點fill_x0
fill_x0 = pCircle->x - pCircle->r; // 設置填充線條結束點fill_y1
if(fill_x0<0) fill_x0 = 0;
line.xs = fill_x0;
line.ys = fill_y0;
line.ye = fill_y0;
line.xe = fill_x1;
LCDDrawHRLine( &line );
point.x = draw_x5 = draw_x7 = pCircle->x - pCircle->r;
point.y = draw_y5 = draw_y7 = pCircle->y;
if(draw_x5>=0)
{
LCDDrawPoint( &point ); // 180度
}
if(1==pCircle->r) return;
// 使用Bresenham法進行畫圓
di = 3 - 2*pCircle->r; // 初始化決策變量
xx = 0;
yy = pCircle->r;
while(xx<yy)
{ if(di<0)
{ di += 4*xx + 6;
}
else
{ di += 4*(xx - yy) + 10;
yy--;
draw_y0--;
draw_y1--;
draw_y2++;
draw_y3++;
draw_x4--;
draw_x5++;
draw_x6--;
draw_x7++;
}
xx++;
draw_x0++;
draw_x1--;
draw_x2++;
draw_x3--;
draw_y4++;
draw_y5++;
draw_y6--;
draw_y7--;
// 要判斷當前點是否在有效范圍內
if( (draw_x0<=GUI_LCM_XMAX)&&(draw_y0>=0) )
{
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
}
if( (draw_x1>=0)&&(draw_y1>=0) )
{
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
}
// 第二點水直線填充(下半圓的點)
if(draw_x1>=0)
{ // 設置填充線條起始點fill_x0
fill_x0 = draw_x1;
// 設置填充線條起始點fill_y0
fill_y0 = draw_y1;
if(fill_y0>GUI_LCM_YMAX) fill_y0 = GUI_LCM_YMAX;
if(fill_y0<0) fill_y0 = 0;
// 設置填充線條結束點fill_x1
fill_x1 = pCircle->x*2 - draw_x1;
if(fill_x1>GUI_LCM_XMAX) fill_x1 = GUI_LCM_XMAX;
line.xs = fill_x0;
line.xe = fill_x1;
line.ys = line.ye = fill_y0;
LCDDrawHRLine( &line );
}
if( (draw_x2<=GUI_LCM_XMAX)&&(draw_y2<=GUI_LCM_YMAX) )
{
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
}
if( (draw_x3>=0)&&(draw_y3<=GUI_LCM_YMAX) )
{
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
}
// 第四點垂直線填充(上半圓的點)
if(draw_x3>=0)
{ // 設置填充線條起始點fill_x0
fill_x0 = draw_x3;
// 設置填充線條起始點fill_y0
fill_y0 = draw_y3;
if(fill_y0>GUI_LCM_YMAX) fill_y0 = GUI_LCM_YMAX;
if(fill_y0<0) fill_y0 = 0;
// 設置填充線條結束點fill_x1
fill_x1 = pCircle->x*2 - draw_x3;
if(fill_x1>GUI_LCM_XMAX) fill_x1 = GUI_LCM_XMAX;
line.xs = fill_x0;
line.xe = fill_x1;
line.ys = line.ye = fill_y0;
LCDDrawHRLine( &line );
}
if( (draw_x4<=GUI_LCM_XMAX)&&(draw_y4>=0) )
{
point.x = draw_x4;
point.y = draw_y4;
LCDDrawPoint( &point );
}
if( (draw_x5>=0)&&(draw_y5>=0) )
{
point.x = draw_x5;
point.y = draw_y5;
LCDDrawPoint( &point );
}
// 第六點垂直線填充(上半圓的點)
if(draw_x5>=0)
{ // 設置填充線條起始點fill_x0
fill_x0 = draw_x5;
// 設置填充線條起始點fill_y0
fill_y0 = draw_y5;
if(fill_y0>GUI_LCM_YMAX) fill_y0 = GUI_LCM_YMAX;
if(fill_y0<0) fill_y0 = 0;
// 設置填充線條結束點fill_x1
fill_x1 = pCircle->x*2 - draw_x5;
if(fill_x1>GUI_LCM_XMAX) fill_x1 = GUI_LCM_XMAX;
line.xs = fill_x0;
line.xe = fill_x1;
line.ys = line.ye = fill_y0;
LCDDrawHRLine( &line );
}
if( (draw_x6<=GUI_LCM_XMAX)&&(draw_y6<=GUI_LCM_YMAX) )
{
point.x = draw_x6;
point.y = draw_y6;
LCDDrawPoint( &point );
}
if( (draw_x7>=0)&&(draw_y7<=GUI_LCM_YMAX) )
{
point.x = draw_x7;
point.y = draw_y7;
LCDDrawPoint( &point );
}
// 第八點垂直線填充(上半圓的點)
if(draw_x7>=0)
{ // 設置填充線條起始點fill_x0
fill_x0 = draw_x7;
// 設置填充線條起始點fill_y0
fill_y0 = draw_y7;
if(fill_y0>GUI_LCM_YMAX) fill_y0 = GUI_LCM_YMAX;
if(fill_y0<0) fill_y0 = 0;
// 設置填充線條結束點fill_x1
fill_x1 = pCircle->x*2 - draw_x7;
if(fill_x1>GUI_LCM_XMAX) fill_x1 = GUI_LCM_XMAX;
line.xs = fill_x0;
line.xe = fill_x1;
line.ys = line.ye = fill_y0;
LCDDrawHRLine( &line );
}
}
} */
/*================================================================================
繪制空心的橢圓
================================================================================*/
/*void GUI_DrawEllipse( ELLIPSE* pEllipse )
{
INT32S draw_x0, draw_y0; // 劊圖點坐標變量
INT32S draw_x1, draw_y1;
INT32S draw_x2, draw_y2;
INT32S draw_x3, draw_y3;
INT32S xx, yy; // 畫圖控制變量
INT32S center_x, center_y; // 橢圓中心點坐標變量
INT32S radius_x, radius_y; // 橢圓的半徑，x軸半徑和y軸半徑
INT32S radius_xx, radius_yy; // 半徑乘平方值
INT32S radius_xx2, radius_yy2; // 半徑乘平方值的兩倍
INT32S di; // 定義決策變量
POINT point;
point.Color = pEllipse->Color;
//* 參數過濾 *
if( (pEllipse->xs == pEllipse->xe ) ||
(pEllipse->ys == pEllipse->ye ) ) return;
//* 計算出橢圓中心點坐標 *
center_x = (pEllipse->xs + pEllipse->xe) >> 1;
center_y = (pEllipse->ys + pEllipse->ye) >> 1;
//* 計算出橢圓的半徑，x軸半徑和y軸半徑 *
if(pEllipse->xs > pEllipse->xe)
{ radius_x = (pEllipse->xs - pEllipse->xe) >> 1;
}
else
{ radius_x = (pEllipse->xe - pEllipse->xs) >> 1;
}
if(pEllipse->ys > pEllipse->ye)
{ radius_y = (pEllipse->ys - pEllipse->ye) >> 1;
}
else
{ radius_y = (pEllipse->ye - pEllipse->ys) >> 1;
}
//* 計算半徑平方值 *
radius_xx = radius_x * radius_x;
radius_yy = radius_y * radius_y;
//* 計算半徑平方值乘2值 *
radius_xx2 = radius_xx<<1;
radius_yy2 = radius_yy<<1;
//* 初始化畫圖變量 *
xx = 0;
yy = radius_y;
di = radius_yy2 + radius_xx - radius_xx2*radius_y ; // 初始化決策變量
//* 計算出橢圓y軸上的兩個端點坐標，作為作圖起點 *
draw_x0 = draw_x1 = draw_x2 = draw_x3 = center_x;
draw_y0 = draw_y1 = center_y + radius_y;
draw_y2 = draw_y3 = center_y - radius_y;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point ); // 畫y軸上的兩個端點
while( (radius_yy*xx) < (radius_xx*yy) )
{ if(di<0)
{ di+= radius_yy2*(2*xx+3);
}
else
{ di += radius_yy2*(2*xx+3) + 4*radius_xx - 4*radius_xx*yy;
yy--;
draw_y0--;
draw_y1--;
draw_y2++;
draw_y3++;
}
xx ++; // x軸加1
draw_x0++;
draw_x1--;
draw_x2++;
draw_x3--;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
}
di = radius_xx2*(yy-1)*(yy-1) + radius_yy2*xx*xx + radius_yy + radius_yy2*xx - radius_xx2*radius_yy;
while(yy>=0)
{ if(di<0)
{ di+= radius_xx2*3 + 4*radius_yy*xx + 4*radius_yy - 2*radius_xx2*yy;
xx ++; // x軸加1
draw_x0++;
draw_x1--;
draw_x2++;
draw_x3--;
}
else
{ di += radius_xx2*3 - 2*radius_xx2*yy;
}
yy--;
draw_y0--;
draw_y1--;
draw_y2++;
draw_y3++;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
}
} */
/*================================================================================
繪制實心橢圓
================================================================================*/
/*void GUI_DrawEllipseFill( ELLIPSE* pEllipse )
{
INT32S draw_x0, draw_y0; // 劊圖點坐標變量
INT32S draw_x1, draw_y1;
INT32S draw_x2, draw_y2;
INT32S draw_x3, draw_y3;
INT32S xx, yy; // 畫圖控制變量
INT32S center_x, center_y; // 橢圓中心點坐標變量
INT32S radius_x, radius_y; // 橢圓的半徑，x軸半徑和y軸半徑
INT32S radius_xx, radius_yy; // 半徑乘平方值
INT32S radius_xx2, radius_yy2; // 半徑乘平方值的兩倍
INT32S di; // 定義決策變量
POINT point;
LINE line;
point.Color = pEllipse->Color;
line.Color = pEllipse->Color;
//* 參數過濾 *
if( (pEllipse->xs==pEllipse->xe) ||
(pEllipse->ys==pEllipse->ye) ) return;
//* 計算出橢圓中心點坐標 *
center_x = (pEllipse->xs + pEllipse->xe) >> 1;
center_y = (pEllipse->ys + pEllipse->ye) >> 1;
//* 計算出橢圓的半徑，x軸半徑和y軸半徑 *
if(pEllipse->xs > pEllipse->xe)
{
radius_x = (pEllipse->xs - pEllipse->xe) >> 1;
}
else
{
radius_x = (pEllipse->xe - pEllipse->xs) >> 1;
}
if(pEllipse->ys > pEllipse->ye)
{
radius_y = (pEllipse->ys - pEllipse->ye) >> 1;
}
else
{
radius_y = (pEllipse->ye - pEllipse->ys) >> 1;
}
//* 計算半徑乘平方值 *
radius_xx = radius_x * radius_x;
radius_yy = radius_y * radius_y;
//* 計算半徑乘4值 *
radius_xx2 = radius_xx<<1;
radius_yy2 = radius_yy<<1;
//* 初始化畫圖變量 *
xx = 0;
yy = radius_y;
di = radius_yy2 + radius_xx - radius_xx2*radius_y ; // 初始化決策變量
//* 計算出橢圓y軸上的兩個端點坐標，作為作圖起點 *
draw_x0 = draw_x1 = draw_x2 = draw_x3 = center_x;
draw_y0 = draw_y1 = center_y + radius_y;
draw_y2 = draw_y3 = center_y - radius_y;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );// 畫y軸上的兩個端點
while( (radius_yy*xx) < (radius_xx*yy) )
{ if(di<0)
{ di+= radius_yy2*(2*xx+3);
}
else
{ di += radius_yy2*(2*xx+3) + 4*radius_xx - 4*radius_xx*yy;
yy--;
draw_y0--;
draw_y1--;
draw_y2++;
draw_y3++;
}
xx ++; // x軸加1
draw_x0++;
draw_x1--;
draw_x2++;
draw_x3--;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
//* 若y軸已變化，進行填充 *
if(di>=0)
{
line.xs = draw_x0;
line.xe = draw_x1;
line.ys = line.ye = draw_y0;
LCDDrawHRLine( &line );
line.xs = draw_x2;
line.xe = draw_x3;
line.ys = line.ye = draw_y2;
LCDDrawHRLine( &line );
}
}
di = radius_xx2*(yy-1)*(yy-1) + radius_yy2*xx*xx + radius_yy +
radius_yy2*xx - radius_xx2*radius_yy;
while(yy>=0)
{ if(di<0)
{ di+= radius_xx2*3 + 4*radius_yy*xx + 4*radius_yy - 2*radius_xx2*yy;
xx ++; // x軸加1
draw_x0++;
draw_x1--;
draw_x2++;
draw_x3--;
}
else
{ di += radius_xx2*3 - 2*radius_xx2*yy;
}
yy--;
draw_y0--;
draw_y1--;
draw_y2++;
draw_y3++;
point.x = draw_x0;
point.y = draw_y0;
LCDDrawPoint( &point );
point.x = draw_x1;
point.y = draw_y1;
LCDDrawPoint( &point );
point.x = draw_x2;
point.y = draw_y2;
LCDDrawPoint( &point );
point.x = draw_x3;
point.y = draw_y3;
LCDDrawPoint( &point );
//* y軸已變化，進行填充 *
line.xs = draw_x0;
line.xe = draw_x1;
line.ys = line.ye = draw_y0;
LCDDrawHRLine( &line );
line.xs = draw_x2;
line.xe = draw_x3;
line.ys = line.ye = draw_y2;
LCDDrawHRLine( &line );
}
} */
/*================================================================================
初始化背景顏色
================================================================================*/
/*void GUI_Inital( TCOLOR Color )
{
DOLLOP dollop;
dollop.xs = 0;
dollop.xe = GUI_LCM_XMAX;
dollop.ys = 0;
dollop.ye = GUI_LCM_YMAX;
dollop.Color = Color;
LCDDrawDollop( &dollop );
}*/ ?? 快捷鍵說明
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