public void rewind(int pathId)
{
currentChar = 0;
currentOffset = new Vector2(0, 0);
if (text != null && text.Length > 0)
{
currentGlyph = typeFaceStyle.GetGlyphForCharacter(text[currentChar]);
if (currentGlyph != null)
{
currentGlyph.rewind(0);
}
}
}
public IEnumerable <VertexData> Vertices()
{
if (text != null && text.Length > 0)
{
Vector2 currentOffset = new Vector2(0, 0);
currentOffset = GetBaseline(currentOffset);
string[] lines = text.Split('\n');
foreach (string line in lines)
{
currentOffset = GetXPositionForLineBasedOnJustification(currentOffset, line);
for (int currentChar = 0; currentChar < line.Length; currentChar++)
{
IVertexSource currentGlyph = typeFaceStyle.GetGlyphForCharacter(line[currentChar]);
if (currentGlyph != null)
{
foreach (VertexData vertexData in currentGlyph.Vertices())
{
if (vertexData.command != ShapePath.FlagsAndCommand.CommandStop)
{
VertexData offsetVertex = new VertexData(vertexData.command, vertexData.position + currentOffset + Origin);
yield return(offsetVertex);
}
}
}
// get the advance for the next character
if (currentChar < line.Length - 1)
{
// pass the next char so the typeFaceStyle can do kerning if it needs to.
currentOffset.x += typeFaceStyle.GetAdvanceForCharacter(line[currentChar], line[currentChar + 1]);
}
else
{
currentOffset.x += typeFaceStyle.GetAdvanceForCharacter(line[currentChar]);
}
}
// before we go onto the next line we need to move down a line
currentOffset.x = 0;
currentOffset.y -= typeFaceStyle.EmSizeInPixels;
}
}
VertexData endVertex = new VertexData(ShapePath.FlagsAndCommand.CommandStop, Vector2.Zero);
yield return(endVertex);
}
public blur()
{
m_rbuf2 = new ImageBuffer();
m_shape_bounds = new RectangleDouble();
m_method = new RadioButtonGroup(new Vector2(10.0, 10.0), new Vector2(130.0, 60.0));
m_radius = new Slider(new Vector2(130 + 10.0, 10.0 + 4.0), new Vector2(290, 8.0));
m_shadow_ctrl = new PolygonEditWidget(4);
m_channel_r = new CheckBox(10.0, 80.0, "Red");
m_channel_g = new CheckBox(10.0, 95.0, "Green");
m_channel_b = new CheckBox(10.0, 110.0, "Blue");
m_FlattenCurves = new CheckBox(10, 315, "Convert And Flatten Curves");
m_FlattenCurves.Checked = true;
AddChild(m_method);
m_method.AddRadioButton("Stack Blur");
m_method.AddRadioButton("Recursive Blur");
m_method.AddRadioButton("Channels");
m_method.SelectedIndex = 1;
AddChild(m_radius);
m_radius.SetRange(0.0, 40.0);
m_radius.Value = 15.0;
m_radius.Text = "Blur Radius={0:F2}";
AddChild(m_shadow_ctrl);
AddChild(m_channel_r);
AddChild(m_channel_g);
AddChild(m_channel_b);
AddChild(m_FlattenCurves);
m_channel_g.Checked = true;
m_sl = new ScanlineCachePacked8();
StyledTypeFace typeFaceForLargeA = new StyledTypeFace(LiberationSansFont.Instance, 300, flatenCurves: false);
m_path = typeFaceForLargeA.GetGlyphForCharacter('a');
Affine shape_mtx = Affine.NewIdentity();
shape_mtx *= Affine.NewTranslation(150, 100);
m_path = new VertexSourceApplyTransform(m_path, shape_mtx);
m_shape = new FlattenCurves(m_path);
bounding_rect.bounding_rect_single(m_shape, 0, ref m_shape_bounds);
m_shadow_ctrl.SetXN(0, m_shape_bounds.Left);
m_shadow_ctrl.SetYN(0, m_shape_bounds.Bottom);
m_shadow_ctrl.SetXN(1, m_shape_bounds.Right);
m_shadow_ctrl.SetYN(1, m_shape_bounds.Bottom);
m_shadow_ctrl.SetXN(2, m_shape_bounds.Right);
m_shadow_ctrl.SetYN(2, m_shape_bounds.Top);
m_shadow_ctrl.SetXN(3, m_shape_bounds.Left);
m_shadow_ctrl.SetYN(3, m_shape_bounds.Top);
m_shadow_ctrl.line_color(new RGBA_Floats(0, 0.3, 0.5, 0.3));
}
public override void OnDraw(Graphics2D graphics2D)
{
GammaLookUpTable gamma = new GammaLookUpTable(gammaSlider.Value);
IRecieveBlenderByte NormalBlender = new BlenderBGR();
IRecieveBlenderByte GammaBlender = new BlenderGammaBGR(gamma);
ImageBuffer rasterNormal = new ImageBuffer();
rasterNormal.Attach(graphics2D.DestImage, NormalBlender);
ImageBuffer rasterGamma = new ImageBuffer();
rasterGamma.Attach(graphics2D.DestImage, GammaBlender);
ImageClippingProxy clippingProxyNormal = new ImageClippingProxy(rasterNormal);
ImageClippingProxy clippingProxyGamma = new ImageClippingProxy(rasterGamma);
clippingProxyNormal.clear(new RGBA_Floats(1, 1, 1));
ScanlineRasterizer ras = new ScanlineRasterizer();
scanline_unpacked_8 sl = new scanline_unpacked_8();
int size_mul = (int)pixelSizeSlider.Value;
renderer_enlarged ren_en = new renderer_enlarged(size_mul);
StyledTypeFace type = new StyledTypeFace(LiberationSansFont.Instance, 12);
IVertexSource character = type.GetGlyphForCharacter('E');
character.rewind(0);
ras.reset();
ras.add_path(character);
ren_en.RenderSolid(clippingProxyGamma, ras, sl, RGBA_Bytes.Black);
ScanlineRenderer scanlineRenderer = new ScanlineRenderer();
scanlineRenderer.RenderSolid(clippingProxyGamma, ras, sl, RGBA_Bytes.Black);
ras.gamma(new gamma_none());
PathStorage ps = new PathStorage();
Stroke pg = new Stroke(ps);
pg.width(2);
DrawBigA(graphics2D);
base.OnDraw(graphics2D);
}