/// <summary>
/// Generates an unscaled text texture.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="background">The background of the text (Default: none/null)</param>
/// <returns>The loaded unscaled texture.</returns>
public LoadedTexture GenUnscaledTextTexture(string text, CairoFont font, TextBackground background = null)
{
if (background == null)
{
background = defaultBackground;
}
double maxwidth = 0;
string[] lines = text.Split('\n');
for (int i = 0; i < lines.Length; i++)
{
lines[i] = lines[i].TrimEnd();
TextExtents textents = ((CairoFont)font).GetTextExtents(lines[i]);
maxwidth = Math.Max(textents.Width, maxwidth);
}
FontExtents fextents = ((CairoFont)font).GetFontExtents();
int width = (int)maxwidth + 1 + 2 * background.Padding;
int height = (int)fextents.Height * lines.Length + 1 + 2 * background.Padding;
return(GenTextTexture(text, font, width, height, background));
}
/// <summary>
/// Takes a string of text and applies a texture to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
/// <returns>The texturized text.</returns>
public LoadedTexture GenTextTexture(string text, CairoFont font, TextBackground background = null)
{
LoadedTexture tex = new LoadedTexture(capi);
GenOrUpdateTextTexture(text, font, ref tex, background);
return(tex);
}
/// <summary>
/// Creates a new instance of hover text.
/// </summary>
/// <param name="capi">The client API.</param>
/// <param name="text">The text of the text.</param>
/// <remarks>For the text and the text.</remarks>
/// <param name="font">The font of the text.</param>
/// <param name="maxWidth">The width of the text.</param>
/// <param name="bounds">the bounds of the text.</param>
public GuiElementHoverText(ICoreClientAPI capi, string text, CairoFont font, int maxWidth, ElementBounds bounds, TextBackground background = null) : base(capi, text, font, bounds)
{
this.Background = background;
if (background == null)
{
this.Background = GuiElementHoverText.DefaultBackground;
}
this.unscaledMaxWidth = maxWidth;
hoverTexture = new LoadedTexture(capi);
padding = Background.Padding;
ElementBounds descBounds = bounds.CopyOnlySize();
descBounds.WithFixedPadding(0);
descBounds.WithParent(bounds);
descBounds.IsDrawingSurface = true;
descBounds.fixedWidth = maxWidth;
descriptionElement = new GuiElementRichtext(capi, new RichTextComponentBase[0], descBounds);
descriptionElement.zPos = 1001;
}
/// <summary>
/// Adds a hover text to the GUI.
/// </summary>
/// <param name="text">The text of the text.</param>
/// <param name="font">The font of the text.</param>
/// <param name="width">The width of the text.</param>
/// <param name="bounds">The bounds of the text.</param>
/// <param name="key">The name of this hover text component.</param>
public static GuiComposer AddHoverText(this GuiComposer composer, string text, CairoFont font, int width, ElementBounds bounds, TextBackground background, string key = null)
{
if (!composer.composed)
{
GuiElementHoverText elem = new GuiElementHoverText(composer.Api, text, font, width, bounds, background);
composer.AddInteractiveElement(elem, key);
}
return(composer);
}
/// <summary>
/// Takes a texture and applies some text to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="width">The width of the text.</param>
/// <param name="height">The height of the text.</param>
/// <param name="loadedTexture">The texture to be loaded on to.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
/// <param name="orientation">The orientation of the text. (default: left)</param>
public void GenOrUpdateTextTexture(string text, CairoFont font, int width, int height, ref LoadedTexture loadedTexture, TextBackground background = null, EnumTextOrientation orientation = EnumTextOrientation.Left, bool demulAlpha = false)
{
if (background == null)
{
background = defaultBackground;
}
ElementBounds bounds = new ElementBounds().WithFixedSize(width, height);
ImageSurface surface = new ImageSurface(Format.Argb32, width, height);
Context ctx = new Context(surface);
GuiElementTextBase elTeBa = new GuiElementTextBase(capi, text, font, bounds);
ctx.SetSourceRGBA(background.FillColor);
GuiElement.RoundRectangle(ctx, 0, 0, width, height, background.Radius);
if (background.BorderWidth > 0)
{
ctx.FillPreserve();
ctx.Operator = Operator.Atop;
ctx.LineWidth = background.BorderWidth;
ctx.SetSourceRGBA(background.BorderColor);
ctx.Stroke();
ctx.Operator = Operator.Over;
}
else
{
ctx.Fill();
}
//ctx.Antialias = Antialias.Subpixel;
elTeBa.textUtil.AutobreakAndDrawMultilineTextAt(ctx, font, text, background.Padding, background.Padding, width, orientation);
//int textureId = capi.Gui.LoadCairoTexture(surface, true); - WTF! What was this for?!
if (demulAlpha)
{
surface.DemulAlpha();
}
capi.Gui.LoadOrUpdateCairoTexture(surface, true, ref loadedTexture);
//surface.WriteToPng("test.png");
surface.Dispose();
ctx.Dispose();
}
/// <summary>
/// Takes a string of text and applies a texture to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="width">The width of the text.</param>
/// <param name="height">The height of the text.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
/// <param name="orientation">The orientation of the text. (default: left)</param>
/// <returns>The texturized text.</returns>
public LoadedTexture GenTextTexture(string text, CairoFont font, int width, int height, TextBackground background = null, EnumTextOrientation orientation = EnumTextOrientation.Left, bool demulAlpha = false)
{
LoadedTexture tex = new LoadedTexture(capi);
GenOrUpdateTextTexture(text, font, width, height, ref tex, background, orientation);
return(tex);
}
/// <summary>
/// Takes a string of text and applies a texture to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="maxWidth">The maximum width of the text.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
/// <param name="orientation">The orientation of the text. (default: left)</param>
/// <returns>The texturized text.</returns>
public LoadedTexture GenTextTexture(string text, CairoFont font, int maxWidth, TextBackground background = null, EnumTextOrientation orientation = EnumTextOrientation.Left)
{
if (background == null)
{
background = defaultBackground;
}
double fullTextWidth = 0;
string[] lines = text.Split('\n');
for (int i = 0; i < lines.Length; i++)
{
lines[i] = lines[i].TrimEnd();
TextExtents textents = ((CairoFont)font).GetTextExtents(lines[i]);
fullTextWidth = Math.Max(textents.Width, fullTextWidth);
}
int width = (int)Math.Min(maxWidth, fullTextWidth) + 2 * background.Padding;
TextDrawUtil prober = new TextDrawUtil();
double height = prober.GetMultilineTextHeight(font as CairoFont, text, width) + 2 * background.Padding;
return(GenTextTexture(text, font, width, (int)height + 1, background, orientation));
}
/// <summary>
/// Takes a texture and applies some text to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="loadedTexture">The texture to be loaded on to.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
public void GenOrUpdateTextTexture(string text, CairoFont font, ref LoadedTexture loadedTexture, TextBackground background = null)
{
if (background == null)
{
background = defaultBackground.Clone();
if (font.StrokeWidth > 0)
{
background.Padding = (int)Math.Ceiling(font.StrokeWidth);
}
}
ElementBounds bounds = new ElementBounds();
font.AutoBoxSize(text, bounds);
int width = (int)Math.Ceiling(GuiElement.scaled(bounds.fixedWidth + 1 + 2 * background.Padding));
int height = (int)Math.Ceiling(GuiElement.scaled(bounds.fixedHeight + 1 + 2 * background.Padding));
GenOrUpdateTextTexture(text, font, width, height, ref loadedTexture, background);
}
/// <summary>
/// Takes a string of text and applies a texture to it.
/// </summary>
/// <param name="text">The text to texture.</param>
/// <param name="font">The font of the text.</param>
/// <param name="width">The width of the text.</param>
/// <param name="height">The height of the text.</param>
/// <param name="background">The background of the text. (default: none/null)</param>
/// <returns>The texturized text.</returns>
public LoadedTexture GenTextTexture(string text, CairoFont font, int width, int height, TextBackground background = null)
{
if (background == null)
{
background = defaultBackground;
}
ImageSurface surface = new ImageSurface(Format.Argb32, width, height);
Context ctx = new Context(surface);
if (background?.FillColor != null)
{
ctx.SetSourceRGBA(background.FillColor);
GuiElement.RoundRectangle(ctx, 0, 0, width, height, background.Radius);
ctx.Fill();
}
if (background?.Shade == true)
{
ctx.SetSourceRGBA(GuiStyle.DialogLightBgColor[0] * 1.4, GuiStyle.DialogStrongBgColor[1] * 1.4, GuiStyle.DialogStrongBgColor[2] * 1.4, 1);
ctx.LineWidth = 5;// background.BorderWidth * 1.75;
GuiElement.RoundRectangle(ctx, 0, 0, width, height, background.Radius);
ctx.StrokePreserve();
surface.Blur(6.2);
ctx.SetSourceRGBA(new double[] { 45 / 255.0, 35 / 255.0, 33 / 255.0, 1 });
ctx.LineWidth = background.BorderWidth;
ctx.Stroke();
}
if (background?.BorderColor != null)
{
ctx.SetSourceRGBA(background.BorderColor);
GuiElement.RoundRectangle(ctx, 0, 0, width, height, background.Radius);
ctx.LineWidth = background.BorderWidth;
ctx.Stroke();
}
font.SetupContext(ctx);
double fontHeight = font.GetFontExtents().Height;
string[] lines = text.Split('\n');
for (int i = 0; i < lines.Length; i++)
{
lines[i] = lines[i].TrimEnd();
ctx.MoveTo(background.Padding, background.Padding + ctx.FontExtents.Ascent + i * fontHeight);
if (font.StrokeWidth > 0)
{
ctx.TextPath(lines[i]);
ctx.LineWidth = font.StrokeWidth;
ctx.SetSourceRGBA(font.StrokeColor);
ctx.StrokePreserve();
ctx.SetSourceRGBA(font.Color);
ctx.Fill();
}
else
{
ctx.ShowText(lines[i]);
if (font.RenderTwice)
{
ctx.ShowText(lines[i]);
}
}
}
int textureId = capi.Gui.LoadCairoTexture(surface, true);
surface.Dispose();
ctx.Dispose();
return(new LoadedTexture(capi)
{
TextureId = textureId,
Width = width,
Height = height
});
}
