internal MyGLCanvas(
CanvasGL2d canvasGL2d,
int left, int top,
int width,
int height)
{
this.canvasGL2 = canvasGL2d;
painter1 = new GLCanvasPainter(canvasGL2d, width, height);
this.left = left;
this.top = top;
this.right = left + width;
this.bottom = top + height;
currentClipRect = new Rectangle(0, 0, width, height);
this.CurrentFont = new RequestFont("tahoma", 10);
this.CurrentTextColor = Color.Black;
internalPen = new InternalPen(Color.Black);
internalBrush = new InternalBrush(Color.Black);
#if DEBUG
debug_canvas_id = dbug_canvasCount + 1;
dbug_canvasCount += 1;
#endif
this.StrokeWidth = 1;
}
SmoothingMode _smoothingMode; //smoothing mode of this painter
public GLCanvasPainter(CanvasGL2d canvas, int w, int h)
{
_canvas = canvas;
_width = w;
_height = h;
_rectInt = new RectInt(0, 0, w, h);
arcTool = new Arc();
CurrentFont = new RequestFont("tahoma", 14);
}
public GLBmpGlyphTextPrinter(GLCanvasPainter painter, IFontLoader fontLoader)
{
//create text printer for use with canvas painter
this.painter = painter;
this.canvas2d = painter.Canvas;
_fontLoader = fontLoader;
//------
ChangeFont(painter.CurrentFont);
}
SmoothingMode _smoothingMode; //smoothing mode of this painter
public GLCanvasPainterBase(CanvasGL2d canvas, int w, int h)
{
_canvas = canvas;
_width = w;
_height = h;
_rectInt = new RectInt(0, 0, w, h);
arcTool = new Arc();
CurrentFont = new RequestFont("tahoma", 14);
}
public WinGdiFontPrinter(CanvasGL2d canvas, int w, int h)
{
this.canvas = canvas;
_width = w;
_height = h;
bmpWidth = w;
bmpHeight = h;
memdc = new Win32.NativeWin32MemoryDc(bmpWidth, bmpHeight);
//TODO: review here
//use default font from current platform
InitFont("tahoma", 14);
memdc.SetTextColor(0);
}
public GLBmpGlyphTextPrinter(GLCanvasPainter painter, IFontLoader fontLoader)
{
//create text printer for use with canvas painter
this.painter = painter;
this.canvas2d = painter.Canvas;
GlyphPosPixelSnapX = GlyphPosPixelSnapKind.Integer;
GlyphPosPixelSnapY = GlyphPosPixelSnapKind.Integer;
_fontLoader = fontLoader;
ChangeFont(painter.CurrentFont);
this._glyphLayout.ScriptLang = painter.CurrentFont.GetOpenFontScriptLang();
_loadedGlyphs = new GLBitmapCache <SimpleFontAtlas>(atlas =>
{
//create new one
Typography.Rendering.GlyphImage totalGlyphImg = atlas.TotalGlyph;
//load to glbmp
GLBitmap found = new GLBitmap(totalGlyphImg.Width, totalGlyphImg.Height, totalGlyphImg.GetImageBuffer(), false);
found.IsInvert = false;
return(found);
});
}
public AggTextSpanPrinter(GLCanvasPainter canvasPainter, int w, int h)
{
//this class print long text into agg canvas
//then copy pixel buffer from aff canvas to gl-bmp
//then draw the gl-bmp into target gl canvas
//TODO: review here
this.canvasPainter = canvasPainter;
this.canvas = canvasPainter.Canvas;
bmpWidth = w;
bmpHeight = h;
actualImage = new ActualImage(bmpWidth, bmpHeight, PixelFormat.ARGB32);
imgGfx2d = new ImageGraphics2D(actualImage);
_aggPainter = new AggCanvasPainter(imgGfx2d);
_aggPainter.FillColor = Color.Black;
_aggPainter.StrokeColor = Color.Black;
//set default1
_aggPainter.CurrentFont = canvasPainter.CurrentFont;
textPrinter = new VxsTextPrinter(_aggPainter, YourImplementation.BootStrapOpenGLES2.myFontLoader);
_aggPainter.TextPrinter = textPrinter;
}
public GLTextPrinter(CanvasGL2d canvas2d)
{
this.canvas2d = canvas2d;
}
public void DrawString(CanvasGL2d canvas, string text, float x, float y)
{
char[] textBuffer = text.ToCharArray();
Win32.MyWin32.PatBlt(memdc.DC, 0, 0, bmpWidth, bmpHeight, Win32.MyWin32.WHITENESS);
Win32.NativeTextWin32.TextOut(memdc.DC, 0, 0, textBuffer, textBuffer.Length);
// Win32.Win32Utils.BitBlt(hdc, 0, 0, bmpWidth, 50, memHdc, 0, 0, Win32.MyWin32.SRCCOPY);
//---------------
int stride = 4 * ((bmpWidth * 32 + 31) / 32);
//Bitmap newBmp = new Bitmap(bmpWidth, 50, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
//var bmpData = newBmp.LockBits(new Rectangle(0, 0, bmpWidth, 50), System.Drawing.Imaging.ImageLockMode.ReadWrite, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
byte[] tmp1 = new byte[stride * 50];
System.Runtime.InteropServices.Marshal.Copy(memdc.PPVBits, tmp1, 0, tmp1.Length);
//---------------
int pos = 3;
for (int r = 0; r < 50; ++r)
{
for (int c = 0; c < stride; ++c)
{
tmp1[pos] = 255;
pos += 4;
c += 4;
}
}
Win32.NativeTextWin32.WIN32SIZE win32Size;
unsafe
{
fixed (char* bufferHead = &textBuffer[0])
{
Win32.NativeTextWin32.GetTextExtentPoint32Char(memdc.DC, bufferHead, textBuffer.Length, out win32Size);
}
}
bmpWidth = win32Size.Width;
bmpHeight = win32Size.Height;
var actualImg = new Agg.ActualImage(bmpWidth, bmpHeight, Agg.PixelFormat.ARGB32);
//------------------------------------------------------
//copy bmp from specific bmp area
//and convert to GLBmp
byte[] buffer = PixelFarm.Agg.ActualImage.GetBuffer(actualImg);
unsafe
{
byte* header = (byte*)memdc.PPVBits;
fixed (byte* dest0 = &buffer[0])
{
byte* dest = dest0;
byte* rowHead = header;
int rowLen = bmpWidth * 4;
for (int h = 0; h < bmpHeight; ++h)
{
header = rowHead;
for (int n = 0; n < rowLen; )
{
//move next
*(dest + 0) = *(header + 0);
*(dest + 1) = *(header + 1);
*(dest + 2) = *(header + 2);
//*(dest + 3) = *(header + 3);
*(dest + 3) = 255;
header += 4;
dest += 4;
n += 4;
}
//finish one row
rowHead += stride;
}
}
}
//------------------------------------------------------
GLBitmap glBmp = new GLBitmap(bmpWidth, bmpHeight, buffer, false);
canvas.DrawImage(glBmp, (float)x, (float)y);
glBmp.Dispose();
}
public static void Start()
{
if (!Glfw.Init())
{
Console.WriteLine("can't init glfw");
return;
}
//---------------------------------------------------
//specific OpenGLES ***
Glfw.WindowHint(WindowHint.GLFW_CLIENT_API, (int)OpenGLAPI.OpenGLESAPI);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_CREATION_API, (int)OpenGLContextCreationAPI.GLFW_EGL_CONTEXT_API);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_VERSION_MAJOR, 2);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_VERSION_MINOR, 0);
//---------------------------------------------------
Glfw.SwapInterval(1);
GlFwForm form1 = GlfwApp.CreateGlfwForm(
800,
600,
"PixelFarm + Skia on GLfw and OpenGLES2");
form1.MakeCurrent();
//------------------------------------
//***
GLFWPlatforms.CreateGLESContext();
//------------------------------------
form1.Activate();
int ww_w = 800;
int ww_h = 600;
int max = Math.Max(ww_w, ww_h);
canvasGL2d = PixelFarm.Drawing.GLES2.GLES2Platform.CreateCanvasGL2d(max, max);
//------------------------------------
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.ClearColor(1, 1, 1, 1);
//--------------------------------------------------------------------------------
//setup viewport size
//set up canvas
needUpdateContent = true;
//GL.Viewport(0, 0, 800, 600);
GL.Viewport(0, 0, max, max);
FormRenderUpdateEventArgs formRenderUpdateEventArgs = new FormRenderUpdateEventArgs();
formRenderUpdateEventArgs.form = form1;
form1.SetDrawFrameDelegate(() =>
{
if (needUpdateContent)
{
UpdateViewContent(formRenderUpdateEventArgs);
}
canvasGL2d.Clear(Color.Blue);
canvasGL2d.DrawImage(glBmp, 0, 600);
});
while (!GlfwApp.ShouldClose())
{
//---------------
//render phase and swap
GlfwApp.UpdateWindowsFrame();
/* Poll for and process events */
Glfw.PollEvents();
}
Glfw.Terminate();
}
public GLTextPrinter(CanvasGL2d canvas2d)
{
this.canvas2d = canvas2d;
}
public GLCanvasPainter(CanvasGL2d canvas, int w, int h)
: base(canvas, w, h)
{
_win32GdiPrinter = new WinGdiFontPrinter(w, h);
}
public static void Start()
{
if (!Glfw.Init())
{
Console.WriteLine("can't init glfw");
return;
}
//---------------------------------------------------
//specific OpenGLES ***
Glfw.WindowHint(WindowHint.GLFW_CLIENT_API, (int)OpenGLAPI.OpenGLESAPI);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_CREATION_API, (int)OpenGLContextCreationAPI.GLFW_EGL_CONTEXT_API);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_VERSION_MAJOR, 2);
Glfw.WindowHint(WindowHint.GLFW_CONTEXT_VERSION_MINOR, 0);
//---------------------------------------------------
Glfw.SwapInterval(1);
GlFwForm form1 = GlfwApp.CreateGlfwForm(
800,
600,
"PixelFarm + Skia on GLfw and OpenGLES2");
form1.MakeCurrent();
//------------------------------------
//***
GLFWPlatforms.CreateGLESContext();
//------------------------------------
form1.Activate();
int ww_w = 800;
int ww_h = 600;
int max = Math.Max(ww_w, ww_h);
canvasGL2d = PixelFarm.Drawing.GLES2.GLES2Platform.CreateCanvasGL2d(max, max);
//------------------------------------
GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.ClearColor(1, 1, 1, 1);
//--------------------------------------------------------------------------------
//setup viewport size
//set up canvas
needUpdateContent = true;
//GL.Viewport(0, 0, 800, 600);
GL.Viewport(0, 0, max, max);
FormRenderUpdateEventArgs formRenderUpdateEventArgs = new FormRenderUpdateEventArgs();
formRenderUpdateEventArgs.form = form1;
LayoutFarm.Ease.EaseHost.StartGraphicsHost();
var rootgfx = new MyRootGraphic(
LayoutFarm.UI.UIPlatformWinNeutral.platform,
LayoutFarm.UI.UIPlatformWinNeutral.platform.GetIFonts(),
ww_w, ww_h);
var surfaceViewportControl = new LayoutFarm.UI.WinNeutral.UISurfaceViewportControl();
surfaceViewportControl.InitRootGraphics(rootgfx, rootgfx.TopWinEventPortal, InnerViewportKind.GL);
//lion fill sample
OpenTkEssTest.T108_LionFill lionFill = new OpenTkEssTest.T108_LionFill();
lionFill.Init2(canvasGL2d);
GLCanvasPainter painter1 = lionFill.Painter;
var myCanvasGL = new PixelFarm.Drawing.GLES2.MyGLCanvas(painter1, 0, 0, 800, 600);
//(PixelFarm.Drawing.GLES2.GLES2Platform.CreateCanvas(0, 0, 800, 600, canvasGL2d, painter1);
surfaceViewportControl.SetupCanvas(myCanvasGL);
SampleViewport viewport = new LayoutFarm.SampleViewport(surfaceViewportControl);
HtmlHost htmlHost;
htmlHost = HtmlHostCreatorHelper.CreateHtmlHost(viewport, null, null);
////==================================================
//html box
HtmlBox lightHtmlBox = new HtmlBox(htmlHost, 800, 50);
{
lightHtmlBox.SetLocation(50, 450);
viewport.AddContent(lightHtmlBox);
//light box can't load full html
//all light boxs of the same lightbox host share resource with the host
string html = @"<div>OK1</div><div>OK2</div>";
//if you want to use full html-> use HtmlBox instead
lightHtmlBox.LoadHtmlString(html);
}
form1.SetDrawFrameDelegate(() =>
{
//render each frame
if (needUpdateContent)
{
UpdateViewContent(formRenderUpdateEventArgs);
}
canvasGL2d.Clear(Color.White);
//canvasGL2d.DrawRect(0, 0, 200, 200);
////canvasGL2d.DrawImage(glBmp, 0, 600);
//int tmp_x = lightHtmlBox.Left;
//int tmp_y = lightHtmlBox.Top;
//myCanvasGL.SetCanvasOrigin(tmp_x, tmp_y);
canvasGL2d.SmoothMode = CanvasSmoothMode.No;
//---------
//flip y axis for html box (and other UI)
canvasGL2d.FlipY = true;
lightHtmlBox.CurrentPrimaryRenderElement.DrawToThisCanvas(
myCanvasGL, new Rectangle(0, 0, 800, 600));
canvasGL2d.FlipY = false;
//myCanvasGL.SetCanvasOrigin(tmp_x, -tmp_y);
//lion use canvas coordinate system
lionFill.TestRender();
//surfaceViewportControl.PaintMe(canvasGL2d);
});
while (!GlfwApp.ShouldClose())
{
//---------------
//render phase and swap
GlfwApp.UpdateWindowsFrame();
/* Poll for and process events */
Glfw.PollEvents();
}
Glfw.Terminate();
}