diff options
Diffstat (limited to 'src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java')
| -rw-r--r-- | src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java b/src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java index 3761fc5..69039db 100644 --- a/src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java +++ b/src/main/java/com/anthonyhilyard/iceberg/util/Tooltips.java @@ -3,18 +3,225 @@ package com.anthonyhilyard.iceberg.util; import java.util.ArrayList; import java.util.List; +import javax.annotation.Nonnull; + import com.mojang.blaze3d.matrix.MatrixStack; +import com.mojang.blaze3d.systems.RenderSystem; import net.minecraft.client.gui.FontRenderer; +import net.minecraft.client.renderer.IRenderTypeBuffer; import net.minecraft.client.renderer.Rectangle2d; +import net.minecraft.client.renderer.Tessellator; import net.minecraft.item.ItemStack; +import net.minecraft.util.math.vector.Matrix4f; import net.minecraft.util.text.ITextProperties; +import net.minecraft.util.text.LanguageMap; import net.minecraft.util.text.Style; import net.minecraftforge.client.event.RenderTooltipEvent; import net.minecraftforge.common.MinecraftForge; +import net.minecraftforge.fml.client.gui.GuiUtils; public class Tooltips { + public static class TooltipInfo + { + private int tooltipWidth = 0; + private int titleLines = 1; + private FontRenderer font; + private List<? extends ITextProperties> lines = new ArrayList<>(); + + public TooltipInfo(List<? extends ITextProperties> lines, FontRenderer font) + { + this.lines = lines; + this.font = font; + } + + public int getTooltipWidth() { return tooltipWidth; } + public int getTitleLines() { return titleLines; } + public FontRenderer getFont() { return font; } + public List<? extends ITextProperties> getLines() { return lines; } + + public void setFont(FontRenderer font) { this.font = font; } + + public int getMaxLineWidth() + { + int textWidth = 0; + for (ITextProperties textLine : lines) + { + int textLineWidth = font.width(textLine); + if (textLineWidth > textWidth) + { + textWidth = textLineWidth; + } + } + return textWidth; + } + + public void wrap(int maxWidth) + { + tooltipWidth = 0; + List<ITextProperties> wrappedLines = new ArrayList<>(); + for (int i = 0; i < lines.size(); i++) + { + ITextProperties textLine = lines.get(i); + List<ITextProperties> wrappedLine = font.getSplitter().splitLines(textLine, maxWidth, Style.EMPTY); + if (i == 0) + { + titleLines = wrappedLine.size(); + } + + for (ITextProperties line : wrappedLine) + { + int lineWidth = font.width(line); + if (lineWidth > tooltipWidth) + { + tooltipWidth = lineWidth; + } + wrappedLines.add(line); + } + } + + lines = wrappedLines; + } + } + + @SuppressWarnings("deprecation") + public static void renderItemTooltip(@Nonnull final ItemStack stack, MatrixStack mStack, TooltipInfo info, + Rectangle2d rect, int screenWidth, int screenHeight, + int backgroundColor, int borderColorStart, int borderColorEnd) + { + if (info.getLines().isEmpty()) + { + return; + } + + int rectX = rect.getX() - 8; + int rectY = rect.getY() + 18; + int maxTextWidth = rect.getWidth() - 8; + + RenderTooltipEvent.Pre event = new RenderTooltipEvent.Pre(stack, info.getLines(), mStack, rectX, rectY, screenWidth, screenHeight, maxTextWidth, info.getFont()); + if (MinecraftForge.EVENT_BUS.post(event)) + { + return; + } + + rectX = event.getX(); + rectY = event.getY(); + screenWidth = event.getScreenWidth(); + screenHeight = event.getScreenHeight(); + maxTextWidth = event.getMaxWidth(); + info.setFont(event.getFontRenderer()); + + RenderSystem.disableRescaleNormal(); + RenderSystem.disableDepthTest(); + int tooltipTextWidth = info.getMaxLineWidth(); + + boolean needsWrap = false; + + int tooltipX = rectX + 12; + if (tooltipX + tooltipTextWidth + 4 > screenWidth) + { + tooltipX = rectX - 16 - tooltipTextWidth; + if (tooltipX < 4) // if the tooltip doesn't fit on the screen + { + if (rectX > screenWidth / 2) + { + tooltipTextWidth = rectX - 12 - 8; + } + else + { + tooltipTextWidth = screenWidth - 16 - rectX; + } + needsWrap = true; + } + } + + if (maxTextWidth > 0 && tooltipTextWidth > maxTextWidth) + { + tooltipTextWidth = maxTextWidth; + needsWrap = true; + } + + if (needsWrap) + { + info.wrap(tooltipTextWidth); + tooltipTextWidth = info.getTooltipWidth(); + tooltipX = rectX + 12; + } + + int tooltipY = rectY - 12; + int tooltipHeight = 8; + + if (info.getLines().size() > 1) + { + tooltipHeight += (info.getLines().size() - 1) * 10; + if (info.getLines().size() > info.getTitleLines()) + { + tooltipHeight += 2; // gap between title lines and next lines + } + } + + if (tooltipY < 4) + { + tooltipY = 4; + } + else if (tooltipY + tooltipHeight + 4 > screenHeight) + { + tooltipY = screenHeight - tooltipHeight - 4; + } + + final int zLevel = 400; + RenderTooltipEvent.Color colorEvent = new RenderTooltipEvent.Color(stack, info.getLines(), mStack, tooltipX, tooltipY, info.getFont(), backgroundColor, borderColorStart, borderColorEnd); + MinecraftForge.EVENT_BUS.post(colorEvent); + backgroundColor = colorEvent.getBackground(); + borderColorStart = colorEvent.getBorderStart(); + borderColorEnd = colorEvent.getBorderEnd(); + + mStack.pushPose(); + Matrix4f mat = mStack.last().pose(); + + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY - 4, tooltipX + tooltipTextWidth + 3, tooltipY - 3, backgroundColor, backgroundColor); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY + tooltipHeight + 3, tooltipX + tooltipTextWidth + 3, tooltipY + tooltipHeight + 4, backgroundColor, backgroundColor); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY - 3, tooltipX + tooltipTextWidth + 3, tooltipY + tooltipHeight + 3, backgroundColor, backgroundColor); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 4, tooltipY - 3, tooltipX - 3, tooltipY + tooltipHeight + 3, backgroundColor, backgroundColor); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX + tooltipTextWidth + 3, tooltipY - 3, tooltipX + tooltipTextWidth + 4, tooltipY + tooltipHeight + 3, backgroundColor, backgroundColor); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY - 3 + 1, tooltipX - 3 + 1, tooltipY + tooltipHeight + 3 - 1, borderColorStart, borderColorEnd); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX + tooltipTextWidth + 2, tooltipY - 3 + 1, tooltipX + tooltipTextWidth + 3, tooltipY + tooltipHeight + 3 - 1, borderColorStart, borderColorEnd); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY - 3, tooltipX + tooltipTextWidth + 3, tooltipY - 3 + 1, borderColorStart, borderColorStart); + GuiUtils.drawGradientRect(mat, zLevel, tooltipX - 3, tooltipY + tooltipHeight + 2, tooltipX + tooltipTextWidth + 3, tooltipY + tooltipHeight + 3, borderColorEnd, borderColorEnd); + + MinecraftForge.EVENT_BUS.post(new RenderTooltipEvent.PostBackground(stack, info.getLines(), mStack, tooltipX, tooltipY, info.getFont(), tooltipTextWidth, tooltipHeight)); + + IRenderTypeBuffer.Impl renderType = IRenderTypeBuffer.immediate(Tessellator.getInstance().getBuilder()); + mStack.translate(0.0D, 0.0D, zLevel); + + int tooltipTop = tooltipY; + + for (int lineNumber = 0; lineNumber < info.getLines().size(); ++lineNumber) + { + ITextProperties line = info.getLines().get(lineNumber); + if (line != null) + { + info.getFont().drawInBatch(LanguageMap.getInstance().getVisualOrder(line), (float)tooltipX, (float)tooltipY, -1, true, mat, renderType, false, 0, 15728880); + } + + if (lineNumber + 1 == info.getTitleLines()) + { + tooltipY += 2; + } + + tooltipY += 10; + } + + renderType.endBatch(); + mStack.popPose(); + + MinecraftForge.EVENT_BUS.post(new RenderTooltipEvent.PostText(stack, info.getLines(), mStack, tooltipX, tooltipTop, info.getFont(), tooltipTextWidth, tooltipHeight)); + + RenderSystem.enableDepthTest(); + RenderSystem.enableRescaleNormal(); + } + public static Rectangle2d calculateRect(final ItemStack stack, MatrixStack mStack, List<? extends ITextProperties> textLines, int mouseX, int mouseY, int screenWidth, int screenHeight, int maxTextWidth, FontRenderer font) { |