|
public static LoadTexture ( |
||
| textureData | ||
| return | Mapsui.Rendering.OpenTK.TextureInfo | |
public static void Draw(IViewport viewport, IStyle style, IFeature feature, IDictionary <object, TextureInfo> TextureCache, long currentIteration)
{
try
{
var raster = (IRaster)feature.Geometry;
TextureInfo textureInfo;
if (!TextureCache.Keys.Contains(raster))
{
textureInfo = TextureHelper.LoadTexture(raster.Data);
TextureCache[raster] = textureInfo;
}
else
{
textureInfo = TextureCache[raster];
}
textureInfo.IterationUsed = currentIteration;
TextureCache[raster] = textureInfo;
var destination = WorldToScreen(viewport, feature.Geometry.GetBoundingBox());
TextureHelper.RenderTexture(textureInfo.TextureId, ToVertexArray(RoundToPixel(destination)));
}
catch (Exception ex)
{
Trace.WriteLine(ex.Message);
}
}
public static void Draw(LabelStyle style, string text, float x, float y)
{
var key = text + "_" + style.Font.FontFamily + "_" + style.Font.Size + "_" + (float)style.Font.Size + "_" + style.BackColor + "_" + style.ForeColor;
if (!LabelBitmapCache.Keys.Contains(key))
{
var memoryStream = PlatformLabelBitmap.Create(style, text);
LabelBitmapCache[key] = TextureHelper.LoadTexture(memoryStream);
}
var info = LabelBitmapCache[key];
TextureHelper.RenderTexture(info, x, y, offsetX: (float)style.Offset.X, offsetY: (float)style.Offset.Y,
horizontalAlignment: style.HorizontalAlignment, verticalAlignment: style.VerticalAlignment);
}
private static void DrawPointWithSymbolStyle(SymbolStyle symbolStyle, Point destination, IDictionary <int, TextureInfo> bitmapCache)
{
TextureInfo textureInfo;
if (!bitmapCache.Keys.Contains(symbolStyle.BitmapId))
{
textureInfo = TextureHelper.LoadTexture(BitmapRegistry.Instance.Get(symbolStyle.BitmapId));
bitmapCache[symbolStyle.BitmapId] = textureInfo;
}
else
{
textureInfo = bitmapCache[symbolStyle.BitmapId];
}
TextureHelper.RenderTexture(textureInfo, (float)destination.X, (float)destination.Y,
(float)symbolStyle.SymbolRotation,
(float)symbolStyle.SymbolOffset.X, (float)symbolStyle.SymbolOffset.Y,
opacity: (float)symbolStyle.Opacity, scale: (float)symbolStyle.SymbolScale);
}