基于C语言的玲珑GUI设计源码，替代串口屏、组态，高效界面开发解决方案

/* * Copyright 2021-2022 Ou Jianbo [email protected] * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * * additional license * If you use this software to write secondary development type products, * must be released under GPL compatible free software license or commercial * license. */ #include "LL_General.h" //#define STB_IMAGE_IMPLEMENTATION //#include "stb_image.h" #include "LL_Linked_List.h" #include "LL_Window.h" #include "LL_Background.h" #include "LL_Button.h" #include "LL_Text.h" #include "LL_LineEdit.h" uint8_t llGetUtf8Len(uint8_t *utf8) { uint8_t nBytes = 0; if ((*utf8 & 0x80) == 0) { nBytes = 1; } else { if((*utf8 & 0x20) == 0) { nBytes = 2; } else { if((*utf8 & 0x10) == 0) { nBytes = 3; } else { nBytes = 0; } } } return nBytes; } uint8_t llUtf8ToUnicode(uint8_t* unicode, uint8_t *utf8) { uint8_t nBytes = 0; if ((*utf8 & 0x80) == 0) { nBytes = 1; unicode[0] = *utf8; } else { if((*utf8 & 0x20) == 0) { nBytes = 2; unicode[0] = (utf8[0] & 0x1f)>> 2; unicode[1] = (utf8[0] & 0x3)<<6 | (utf8[1] & 0x3F); } else { if((*utf8 & 0x10) == 0) { nBytes = 3; unicode[0] = ((utf8[0] & 0x0f) <<4) + ((utf8[1] & 0x3c) >>2); unicode[1] = ((utf8[1] & 0x03) <<6) + (utf8[2] & 0x3f); } else { // debug("ERROR: utf-8 to unicode\n"); nBytes = 0; unicode[0] = '?'; } } } return nBytes; } /******************************************************************************* * @name :llStringCompare * @brief :比较两个字符串是否相同 * @param :str1 str2 * @return :bool * @version :V0.1 * @author : * @date :2018.5.10 * @details :比较字符串和长度是否都相同 *******************************************************************************/ bool llStringCompare(uint8_t* str1,uint8_t* str2) { uint32_t len1,len2; len1=strlen((char*)str1); len2=strlen((char*)str2); if(len1==len2) { if(memcmp(str1,str2,len1)==0) { return true; } } return false; } uint8_t* llStrcat(uint8_t* str1,uint8_t* str2) { uint8_t *outString; outString=(uint8_t *)llMalloc(strlen((const char*)str1)+strlen((const char*)str2)); if(outString) { strcpy((char*)outString,(const char*)str1); strcat((char*)outString,(const char*)str2); } return outString; } /** * @brief 判断两个矩形是否重叠 * @param rc1 第一个矩阵的位置 * @param rc2 第二个矩阵的位置 * @return 两个矩阵是否重叠（边沿重叠，也认为是重叠） */ bool llRectIsOverlap(llGeometry rc1, llGeometry rc2) { if((rc1.x + rc1.width-1)>=rc2.x && (rc2.x + rc2.width-1)>=rc1.x && (rc1.y + rc1.height-1)>=rc2.y && (rc2.y + rc2.height-1)>=rc1.y ) { return true; } return false; } /** * @brief 判断一个矩形是否在另一个矩形内 * @param bigRect 大矩阵的位置 * @param smallRect 小矩阵的位置 * @return 小矩阵是否在大矩形内（包括边沿重叠） */ bool llRectIsFullIn(llGeometry bigRect, llGeometry smallRect) { if((smallRect.x>=bigRect.x) && (smallRect.y>=bigRect.y) && ((smallRect.x+smallRect.width-1)<=(bigRect.x+bigRect.width-1)) && ((smallRect.y+smallRect.height-1)<=(bigRect.y+bigRect.height-1)) ) { return true; } return false; } bool llPointInRect(llPoint point, llGeometry rc) { if((point.x>=rc.x)&&(point.x<=(rc.x+rc.width-1))&&(point.y>=rc.y)&&(point.y<=(rc.y+rc.height-1))) { return true; } return false; } /***************************************************************************//** * @fn bool llRectIntersect(const llGeometry rect1, const llGeometry rect2,llGeometry * outRect) * @brief 两个矩形的相交区域 * @param rect1 矩形1 * rect2 矩形2 * outRect 返回矩形 * @return bool 是否有相交 * @version V0.1 * @date 2020-11-04 * @details ******************************************************************************/ bool llRectIntersect(const llGeometry rect1, const llGeometry rect2,llGeometry * outRect) { int16_t outX2,outY2; /* Get the smaller area from 'a1_p' and 'a2_p' */ outRect->x = MAX(rect1.x, rect2.x); outRect->y = MAX(rect1.y, rect2.y); outX2 = MIN(rect1.x+rect1.width-1, rect2.x+rect2.width-1); outY2 = MIN(rect1.y+rect1.height-1, rect2.y+rect2.height-1); /*If x1 or y1 greater then x2 or y2 then the areas union is empty*/ bool union_ok = true; if((outRect->x > outX2) || (outRect->y > outY2)) { union_ok = false; } outRect->width=MAX(outX2,outRect->x)-MIN(outX2,outRect->x)+1; outRect->height=MAX(outY2,outRect->y)-MIN(outY2,outRect->y)+1; return union_ok; } void llFillLineMultipleTransparent5515Colors(int16_t x0,int16_t x1,int16_t y,llColor *color) { int16_t startX,endX; int16_t i; llColor *pos; bool isWait=true; for(i=x0; i<=x1; i++) { if(isWait) { if((((*color>>5)&1)!=0)&&(*color!=0x20)) { startX=i; pos=color; isWait=false; } } else { if(((*color>>5)&1)==0) { endX=i-1; isWait=true; llFillMultipleColors(startX,y,endX,y,pos); } } color++; } if(isWait==false) { llFillMultipleColors(startX,y,x1,y,pos); } } void llFillMultipleTransparent5515Colors(int16_t x0,int16_t y0,int16_t x1,int16_t y1,llColor *color) { int16_t y; for(y = y0; y <= y1; y++) { llFillLineMultipleTransparent5515Colors(x0,x1,y,color); color=color+(x1-x0)+1; } } uint8_t convertTypeBit[6]= {16,16,32,32,32,16};//数据占用多少位 llSize llGeneralGetImageSize(uint32_t imageAddr) { llSize retSize= {0}; imageHeaderTypedef imageHeader; if(imageAddr!=IMAGE_NONE) { llReadExFlash(imageAddr,(uint8_t*)&imageHeader,16); retSize.width=imageHeader.width; retSize.height=imageHeader.height; } return retSize; } llGeometry llGeneralGetImageGeometry(int16_t x,int16_t y,uint32_t imageAddr) { llGeometry retGeometry= {0}; imageHeaderTypedef imageHeader; if(imageAddr!=IMAGE_NONE) { llReadExFlash(imageAddr,(uint8_t*)&imageHeader,16); retGeometry.x=x; retGeometry.y=y; retGeometry.width=imageHeader.width; retGeometry.height=imageHeader.height; } return retGeometry; } uint32_t llGeneralGetParentOverlapColor(uint32_t parentAddr,llGeometry parentGepmetry,llPoint childPos,uint8_t parentConvertTypeBit) { int16_t x; int16_t y; uint32_t retAddr; x=childPos.x-parentGepmetry.x; y=childPos.y-parentGepmetry.y; retAddr=parentAddr+(parentGepmetry.width*y+x)*(parentConvertTypeBit/8);//偏移*颜色字节数 return retAddr; } LL_WEAK llGeometry llGeneralImage