open source

2020-11-11 16:17:13 +08:00
parent 4d989f3ecb
commit bc4ca748de
2441 changed files with 623057 additions and 2 deletions
@@ -0,0 +1,202 @@
+/**
+@file			JSTextMemoryCanvas.cpp
+@brief			
+@author			James
+@version		1.0
+@date			2016.3.22
+*/
+#include <algorithm>
+#include <string>
+#include <iostream>
+#include <vector>
+#include <list>
+#include <math.h>
+#include "JSTextMemoryCanvas.h"
+#include "../../JCScriptRuntime.h"
+#include <util/Log.h>
+#include "JSTextBitmapInfo.h"
+#ifdef __APPLE__
+#include "../../IOSFreetype/JCIOSFreeType.h"
+#endif
+#ifdef ANDROID
+#include "../../JCSystemConfig.h"
+#include "../../CToJavaBridge.h"
+#endif   
+
+namespace laya
+{
+    JSTextMemoryCanvas*  JSTextMemoryCanvas::ms_pTextMemoryCanvas = NULL;
+	ADDJSCLSINFO(JSTextMemoryCanvas, JSObjNode);
+    JSTextMemoryCanvas* JSTextMemoryCanvas::getInstance()
+    {
+        if (!ms_pTextMemoryCanvas)
+        {
+            ms_pTextMemoryCanvas = new JSTextMemoryCanvas();
+        }
+        return ms_pTextMemoryCanvas;
+    }
+    JSTextMemoryCanvas::JSTextMemoryCanvas()
+    {
+        AdjustAmountOfExternalAllocatedMemory(2048);
+        m_pCurrentFontInfo = NULL;
+        m_pFontManager = new JCFontManager();
+        m_pFreeTypeRender = new JCFreeTypeFontRender();
+#ifdef __APPLE__
+        m_pIOSFreeType = new JCIOSFreeType();
+        m_pFreeTypeRender->setIOSFTInterface(m_pIOSFreeType);
+#endif
+        //bitmapData
+        m_kBitmapData.m_nBpp = 32;
+        m_kBitmapData.m_nWidth = MAX_LINE_WIDTH;
+        m_kBitmapData.m_nHeight = MAX_CHAR_HEIGHT;
+        m_kBitmapData.m_nImageType = ImgType_unknow;
+        m_kBitmapData.m_nImageID = -1;
+        m_kBitmapData.m_pImageData = &(JCFreeTypeFontRender::m_pWordBuff[0]);
+        m_fScaleX = 1.0f;
+        m_fScaleY = 1.0f;
+    }
+    JSTextMemoryCanvas::~JSTextMemoryCanvas()
+    {
+        clearAllData();
+#ifdef __APPLE__
+        if (m_pIOSFreeType)
+        {
+            delete m_pIOSFreeType;
+            m_pIOSFreeType = nullptr;
+        }
+#endif
+        if (m_pFontManager)
+        {
+            delete m_pFontManager;
+            m_pFontManager = NULL;
+        }
+        if (m_pFreeTypeRender)
+        {
+            delete m_pFreeTypeRender;
+            m_pFreeTypeRender = NULL;
+        }
+        ms_pTextMemoryCanvas = NULL;
+    }
+    void JSTextMemoryCanvas::clearAllData()
+    {
+        m_pFontManager->clearAllData();
+        m_pFreeTypeRender->clearCustomFont();
+    }
+    bool JSTextMemoryCanvas::initFreeTypeDefaultFontFromFile(const char* sDefaultTTFs)
+    {
+        return m_pFreeTypeRender->initDefaultFont(sDefaultTTFs);
+    }
+    bool JSTextMemoryCanvas::initFreeTypeDefaultFontFromBuffer(JSValueAsParam pArrayBufferArgs)
+    {
+        char* pArrayBuffer = NULL;
+        int nArrayBufferSize = 0;
+        bool bIsArrayBuffer = extractJSAB(pArrayBufferArgs, pArrayBuffer, nArrayBufferSize);
+        if (bIsArrayBuffer)
+        {
+            return m_pFreeTypeRender->initDefaultFont(pArrayBuffer, nArrayBufferSize);
+        }
+        return false;
+    }
+    bool JSTextMemoryCanvas::setFontFaceFromUrl(const char* sFontFamily, const char* sTTFFileName)
+    {
+        return m_pFreeTypeRender->setFontFaceFromUrl(sFontFamily, sTTFFileName);
+    }
+    bool JSTextMemoryCanvas::setFontFaceFromBuffer(const char* sFontFamily, JSValueAsParam pArrayBufferArgs)
+    {
+        char* pArrayBuffer = NULL;
+        int nArrayBufferSize = 0;
+        bool bIsArrayBuffer = extractJSAB(pArrayBufferArgs, pArrayBuffer, nArrayBufferSize);
+        if (bIsArrayBuffer)
+        {
+            return m_pFreeTypeRender->setFontFaceFromBuffer(sFontFamily, pArrayBuffer, nArrayBufferSize);
+        }
+        return false;
+    }
+    bool JSTextMemoryCanvas::removeFont(const char* sFontFamily)
+    {
+        return m_pFreeTypeRender->removeFont(sFontFamily);
+    }
+    void JSTextMemoryCanvas::setFontInfo(const char* sFontInfo)
+    {
+        m_sFont = sFontInfo;
+        m_pCurrentFontInfo = m_pFontManager->getFontInfoFromText(sFontInfo);
+    }
+    const char* JSTextMemoryCanvas::getFontInfo()
+    {
+		return m_sFont.c_str();
+    }
+    JsValue JSTextMemoryCanvas::getTextBitmapData(const char* sText, int nColor, int nBorderSize, int nBorderColor)
+    {
+        if (m_pCurrentFontInfo)
+        {
+			//m_pMeasureTextmanager->measureText(m_pCurrentFontInfo, const_cast<char*>(sText), m_kBitmapData.m_nWidth, m_kBitmapData.m_nHeight);
+			m_pFreeTypeRender->getTextLineBitmapData(const_cast<char*>(sText), &m_kBitmapData, nColor, m_pCurrentFontInfo, nBorderSize, nBorderColor, m_fScaleX, m_fScaleY);
+        }
+        else
+        {
+            m_kBitmapData.m_nWidth = 1;
+            m_kBitmapData.m_nHeight = 1;
+            memset(m_kBitmapData.m_pImageData, 0, m_kBitmapData.m_nWidth * m_kBitmapData.m_nHeight * sizeof(int));
+        }
+        JSTextBitmapInfo* pBitmapInfo = new JSTextBitmapInfo();
+        pBitmapInfo->setInfo(m_kBitmapData.m_nWidth, m_kBitmapData.m_nHeight, m_kBitmapData.m_pImageData);
+        return JSP_TO_JS(JSTextBitmapInfo, pBitmapInfo);
+    }
+    JsValue JSTextMemoryCanvas::measureChar(int unicode)
+    {
+        int width = 0;
+        int height = 0;
+#ifdef __APPLE__
+        
+        JSContextRef ctx = laya::__TlsData::GetInstance()->GetCurContext();
+        JSObjectRef obj = JSObjectMake(ctx, nullptr, nullptr);
+        if (m_pCurrentFontInfo == NULL)
+        {
+            LOGW("JSMemoryCanvas::measureText 没有设置FontInfo");
+            JSObjectSetProperty(ctx, obj, JSStringCreateWithUTF8CString("width"), JSValueMakeNumber(ctx, width), kJSPropertyAttributeNone, nullptr);
+            //JSObjectSetProperty(ctx, obj, JSStringCreateWithUTF8CString("height"), JSValueMakeNumber(ctx, height), kJSPropertyAttributeNone, nullptr);
+            return obj;
+        }
+        m_pFreeTypeRender->measureChar(unicode, m_pCurrentFontInfo, width, height);
+        JSObjectSetProperty(ctx, obj, JSStringCreateWithUTF8CString("width"), JSValueMakeNumber(ctx, width), kJSPropertyAttributeNone, nullptr);
+        //JSObjectSetProperty(ctx, obj, JSStringCreateWithUTF8CString("height"), JSValueMakeNumber(ctx, height), kJSPropertyAttributeNone, nullptr);
+#else
+        Isolate* iso = Isolate::GetCurrent();
+        Local<Context> context = iso->GetCurrentContext();
+        Local<Object> obj = Local<Object>::New(iso, Object::New(iso));
+
+        if (m_pCurrentFontInfo == NULL)
+        {
+            LOGW("JSMemoryCanvas::measureText 没有设置FontInfo");
+            obj->Set(context, String::NewFromUtf8(iso, "width"), Number::New(iso, 0));
+            //obj->Set(context, String::NewFromUtf8(iso, "height"), Number::New(iso, 0));
+            return obj;
+        }
+        m_pFreeTypeRender->measureChar(unicode, m_pCurrentFontInfo, width, height);
+        obj->Set(context, String::NewFromUtf8(iso, "width"), Number::New(iso, width));
+        //obj->Set(context, String::NewFromUtf8(iso, "height"), Number::New(iso, height));
+#endif
+        return obj;
+    }
+    void JSTextMemoryCanvas::scale(double x, double y)
+    {
+        m_fScaleX = x;
+        m_fScaleY = y;
+    }
+	void JSTextMemoryCanvas::exportJS() 
+    {
+        JSP_GLOBAL_CLASS("_conchTextCanvas", JSTextMemoryCanvas);
+        JSP_ADD_PROPERTY(font, JSTextMemoryCanvas, getFontInfo, setFontInfo);
+        JSP_ADD_METHOD("setFontInfo", JSTextMemoryCanvas::setFontInfo);
+        //JSP_ADD_METHOD("measureText", JSTextMemoryCanvas::measureText);
+        JSP_ADD_METHOD("measureChar", JSTextMemoryCanvas::measureChar);
+        JSP_ADD_METHOD("initFreeTypeDefaultFontFromFile", JSTextMemoryCanvas::initFreeTypeDefaultFontFromFile);
+        JSP_ADD_METHOD("initFreeTypeDefaultFontFromBuffer", JSTextMemoryCanvas::initFreeTypeDefaultFontFromBuffer);
+        JSP_ADD_METHOD("setFontFaceFromUrl", JSTextMemoryCanvas::setFontFaceFromUrl);
+        JSP_ADD_METHOD("setFontFaceFromBuffer", JSTextMemoryCanvas::setFontFaceFromBuffer);
+        JSP_ADD_METHOD("removeFont", JSTextMemoryCanvas::removeFont);
+        JSP_ADD_METHOD("_getTextBitmapData", JSTextMemoryCanvas::getTextBitmapData);
+        JSP_ADD_METHOD("scale", JSTextMemoryCanvas::scale);
+        JSP_INSTALL_GLOBAL_CLASS("_conchTextCanvas", JSTextMemoryCanvas, this);
+	}
+}