243 lines
6.8 KiB
C
243 lines
6.8 KiB
C
#include "mywin_inc.h"
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// 定义页面类型
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#define WIN_TYPE_TYPE "WIN_PageStruct"
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WIN_PageStruct *WIN_CreatPage(WIN_WindowStruct *base,
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void (*msgLoop)(struct _WIN_WindowStruct *win,
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WIN_MsgStruct *msg),
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int x, int y, int x_size, int y_size) {
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// 重设消息循环
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if (msgLoop == 0) {
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msgLoop = (void (*)(struct _WIN_WindowStruct *win,
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WIN_MsgStruct *msg))PAGE_DefaultMsgLoop;
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}
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WIN_PageStruct *ret = mymalloc(sizeof(WIN_PageStruct));
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// 调用父类的构造函数
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if (ret) {
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mymemset(ret, 0, sizeof(WIN_PageStruct));
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if (0 == WIN_CreatWindowExt((WIN_WindowStruct *)ret, base, msgLoop, x, y,
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x_size, y_size)) {
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// 创建失败
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myfree(ret);
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ret = 0;
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} else {
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// 重新设置析构函数
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((WIN_WindowStruct *)ret)->winType = WIN_TYPE_TYPE;
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((WIN_WindowStruct *)ret)->deleteWindow =
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(void (*)(struct _WIN_WindowStruct *win))WIN_DeletePage;
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// 构造一个
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ret->title = "列表";
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ret->itemHeight = WIN_GetFontHight();
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ret->titleHeight = WIN_GetFontHight();
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ret->itemIndent = 80;
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}
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}
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return ret;
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}
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// 销毁页面
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void WIN_DeletePage(WIN_PageStruct *page) {
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// 回收堆内存
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if (page->item) {
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myfree(page->item);
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}
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// 调用父类的销毁函数
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WIN_DeleteWindow((WIN_WindowStruct *)page);
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}
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// 设置页面的背景图片
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void PAGE_SetBackPic(WIN_PageStruct *page, WIN_PicStruct *pic) {
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if (pic) {
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page->pic.data = pic->data;
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page->pic.xsize = pic->xsize;
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page->pic.ysize = pic->ysize;
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} else {
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page->pic.data = 0;
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page->pic.xsize = 0;
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page->pic.ysize = 0;
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}
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}
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// 设置列表框显示的条目
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void PAGE_SetItem(WIN_PageStruct *page, const PAGE_ItemStruct *item,
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int itemNum) {
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if (page->item) {
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myfree(page->item);
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}
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page->itemNum = itemNum;
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page->item = mymalloc((sizeof(PAGE_ItemStruct *) * page->itemNum));
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for (int i = 0; i < page->itemNum; i++) {
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page->item[i] = (PAGE_ItemStruct *)&item[i];
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}
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}
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// 设置标题高度
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void PAGE_SetTitleHeight(WIN_PageStruct *page, int height) {
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page->titleHeight = height;
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}
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// 设置条目缩进
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void PAGE_SetItemIndent(WIN_PageStruct *page, int indent) {
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page->itemIndent = indent;
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}
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// 设置条目高度
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void PAGE_SetItemHeight(WIN_PageStruct *page, int height) {
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page->itemHeight = height;
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}
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// 索引增加
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void PAGE_IndexAdd(WIN_PageStruct *page) {
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page->index++;
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if (page->index >= page->itemNum) {
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page->index = 0;
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}
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}
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// 索引减少
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void PAGE_IndexSub(WIN_PageStruct *page) {
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if (page->index > 0) {
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page->index--;
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} else {
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page->index = page->itemNum - 1;
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}
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}
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// 默认绘制函数
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void PAGE_DefaultPaint(WIN_PageStruct *page) {
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// 使用双缓冲，防止闪烁
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// LCD_LayerBufferOn();
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int x = 0;
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int y = 0;
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int x_size = ((WIN_WindowStruct *)page)->x_size;
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int y_size = page->titleHeight;
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int one_page_num = 0; // 每页显示的条目数
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int item_size = 0; // 条目的实际高度
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int item_index_now; // 当前页面的索引
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int page_now; // 当前页
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WIN_SetLcdBkColor(0xf8f8f8);
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// 如果有图片就显示图片
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if (page->pic.data) {
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WIN_FillRect(0, 0, ((WIN_WindowStruct *)page)->x_size,
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((WIN_WindowStruct *)page)->y_size, page->pic.data, 0, 0,
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page->pic.xsize, page->pic.ysize);
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} else {
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WIN_Clear();
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}
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// 显示标题
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WIN_SetFontMode(WIN_DRAWMODE_ALONE);
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WIN_SetLcdColor(0);
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WIN_DrawTxtHCenterAt(page->title, x_size / 2,
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y_size / 2 - WIN_GetFontHight() / 2);
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// 显示选中栏
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y += y_size;
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y_size = ((WIN_WindowStruct *)page)->y_size - y_size;
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one_page_num = y_size / page->itemHeight;
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item_size = y_size / one_page_num;
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item_index_now = page->index % one_page_num;
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WIN_SetLcdColor(0x8080a0);
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WIN_FillRectByColor(x, y + item_index_now * item_size, x_size, item_size);
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// 显示条目
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page_now = page->index / one_page_num;
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for (int i = 0; i < one_page_num; i++) {
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item_index_now = page_now * one_page_num + i;
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int img_xsize = 0;
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int img_ysize = 0;
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if (item_index_now < page->itemNum) {
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// 显示图标
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if (page->item[item_index_now]->image) {
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WIN_GetImageSize(page->item[item_index_now]->image, &img_xsize,
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&img_ysize);
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if (img_xsize > page->itemIndent)
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img_xsize = page->itemIndent;
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if (img_ysize > item_size)
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img_ysize = item_size;
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WIN_DrawImag(x + page->itemIndent / 2 - img_xsize / 2,
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item_size / 2 - img_ysize / 2 + y + i * item_size,
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img_xsize, img_ysize, page->item[item_index_now]->image);
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}
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// 显示横线和字符
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WIN_SetLcdColor(0x808080);
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WIN_DrawHLine(x + page->itemIndent, y + i * item_size + item_size - 2,
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x_size - 1);
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WIN_SetLcdColor(0);
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WIN_DrawTxtAt(page->item[item_index_now]->str, x + page->itemIndent,
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y + i * item_size + item_size / 2 - WIN_GetFontHight() / 2);
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}
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}
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// LCD_LayerBuffShow();
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}
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// 默认消息处理函数
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void PAGE_DefaultMsgLoop(WIN_PageStruct *page, WIN_MsgStruct *msg) {
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WIN_MoveStruct *m = 0;
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WIN_TouchStruct *t = 0;
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WIN_KeyStruct *k = 0;
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switch (msg->msg) {
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case WIN_MSG_PAINT:
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PAGE_DefaultPaint(page);
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break;
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case WIN_MSG_KEY:
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k = msg->data.p;
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if (k->shortPress & KEY_VALUE_UP) // 短按
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{
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PAGE_IndexSub(page);
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} else if (k->shortPress & KEY_VALUE_DOWN) {
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PAGE_IndexAdd(page);
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} else if (k->shortPress & KEY_VALUE_ENTER) {
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static char tips[20] = {0};
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sprintf(tips, "内存使用：mem:%d,exmem:%d", mem_perused(),
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exmem_perused());
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MSGBOX_Tips((WIN_WindowStruct *)page, "警告", tips, "确定");
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}
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if (k->shortPress) {
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WIN_SetInvalidRect((WIN_WindowStruct *)page, 0, page->titleHeight,
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((WIN_WindowStruct *)page)->x_size,
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((WIN_WindowStruct *)page)->y_size -
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page->titleHeight);
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}
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break;
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case WIN_MSG_TOUCH:
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t = msg->data.p;
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if (page->touchIn) {
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page->touchIn = 0;
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// 模拟上键按下
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if (t->y[0] < ((WIN_WindowStruct *)page)->y_size / 2) {
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PAGE_IndexSub(page);
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} else {
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PAGE_IndexAdd(page);
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}
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WIN_SetInvalidRect((WIN_WindowStruct *)page, 0, page->titleHeight,
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((WIN_WindowStruct *)page)->x_size,
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((WIN_WindowStruct *)page)->y_size -
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page->titleHeight);
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}
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break;
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case WIN_MSG_MOVE:
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m = msg->data.p;
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switch (m->moveType) {
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case MOVE_DATA_TOUCHOUT:
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page->touchIn = 1; // 标识触屏已经按下
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break;
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default:
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WIN_DefaultMsgLoop((WIN_WindowStruct *)page, msg);
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break;
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}
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default:
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WIN_DefaultMsgLoop((WIN_WindowStruct *)page, msg);
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break;
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}
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}
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