ThinkChat2.0新版上线,更智能更精彩,支持会话、画图、阅读、搜索等,送10W Token,即刻开启你的AI之旅 广告
为了让颜色的明度的区分度加强,对颜色对比进行了改进和调整: 先看改进结果: ![](https://box.kancloud.cn/81d100bc392b016fb0770e93e65f44b7_1064x730.jpg) `` 数值注释如下: ![](https://box.kancloud.cn/aa7e63dfa17ad0d4b56353e46175c396_918x329.png) 代码如下: ``` case WM_PAINT: { PAINTSTRUCT ps; HPEN hpen; // 画笔 HDC hdc = BeginPaint(hWnd, &ps); // TODO: 在此处添加使用 hdc 的任何绘图代码... //渲染画图 MoveToEx(hdc, 0,0,NULL); int r = 0; int g = 0; int b = 0; int ray = 0; for (int i = 1; i < 999; ++i) { // 896; ++i) { //for100 //for (int i = 1; i < 1792; ++i) { //for100 if (0 == i) ray = 0; MoveToEx(hdc, i, 0,NULL); //暗灰 if ((0 < i) && (i <= 63) ) {//if110 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB(ray, ray, ray)); SelectObject(hdc, hpen); }//if110 //暗蓝-蓝 if ((64 <= i) && (i <= 191)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB(0,0, 128+(i-64) ) ); SelectObject(hdc, hpen); }//if120 //暗红-红 if ((192 <= i) && (i <= 319)) {//if120 //if ((384 < i) && (i <= 639)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, 64+ RGB( (i - 192),0,0 )); SelectObject(hdc, hpen); }//if120 //暗绿色63种 if ((320 <= i) && (i <= 383)) {//if210 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB(0, 64 + (i - 64), 0)); SelectObject(hdc, hpen); }//if210 //暗紫色-品色(红+蓝) 127种 else if ((384 <= i) && (i <= 511)) {//else if210 //if ((384<= i) && (i <= 511)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB(128 + (i - 384), 127, 128+ (i - 384))); SelectObject(hdc, hpen); }//else if210 //暗紫色-品色(红+蓝) 127种 //明亮绿色 63种 if ((512 <= i) && (i <= 575)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB( 0+(i-512), 192+ (i - 512), 0 +(i-512) ) ); //0+(i-512)增加明度,让亮绿更亮 SelectObject(hdc, hpen); }//if120 //青色-(蓝+绿色) 127种 if (( 576 <= i) && (i <= 703)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB( 0+(i-576) , 128+(i - 576), 128+(i - 576) )); SelectObject(hdc, hpen); }//if120 //明黄色-(红+绿色) 127种 if ((704 <= i) && (i <= 831)) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB( 128+(i - 704), 128+(i - 704) ,0+(i-704 ) ) ); SelectObject(hdc, hpen); }//if120 //白色-(白色-高亮白) 64种……注解:再多就做 白切割 了…… if ((832 <= i) && (i <= 895)) {//if120 //if ((1664 <= i) ) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB( 192+(i - 831), 192+(i - 831), 192+(i - 831))); SelectObject(hdc, hpen); }//if120 //黑色-(太高亮) 64种……注解:再多就做 黑切割 了…… if ((895 <= i)) {//if120 //if ((1664 <= i) ) {//if120 ++ray; // 创建画笔 hpen = CreatePen(PS_SOLID, 1, RGB(0,0,0)); SelectObject(hdc, hpen); }//if120 // SelectObject(hdc, hpen); LineTo(hdc, 0, i); //LineTo(hdc, i, i); }//for100 // EndPaint(hWnd, &ps); } break; case WM_DESTROY: ```