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Merge pull request #7 from Skiftcha/chisel-gui-scroll
Chisel gui scroll
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| package team.chisel.client.gui; | ||
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| import net.minecraft.util.ResourceLocation; | ||
| import org.lwjgl.opengl.GL11; | ||
| import team.chisel.inventory.ContainerChisel; | ||
| import team.chisel.network.PacketHandler; | ||
| import team.chisel.network.message.MessageScrollUpdate; | ||
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| public class GuiScrollbar { | ||
| public static final ResourceLocation TEXTURE_RESOURCE_LOCATION = new ResourceLocation("minecraft", "textures/gui/container/creative_inventory/tabs.png"); | ||
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| private int displayX = 0; | ||
| private int displayY = 0; | ||
| private int width = 12; | ||
| private int height = 15; | ||
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| private int rowSize = 10; | ||
| private int rowsOnPage = 6; | ||
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| private int scrollHeight = height; | ||
| private ContainerChisel container; | ||
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| public void draw(GuiChisel g) { | ||
| // chisel2GuiScroll scroll button texture coordinates work strange (maybe because of alignment) so taking vanilla one | ||
| g.mc.getTextureManager().bindTexture(TEXTURE_RESOURCE_LOCATION); | ||
| GL11.glColor4f(1.0f, 1.0f, 1.0f, 1.0f); | ||
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| if (getMaxScroll() == 0) { | ||
| g.drawTexturedModalRect(displayX, displayY, 232 + width, 0, width, height); | ||
| } else { | ||
| int offset = getCurrentScroll() * (scrollHeight - height) / getMaxScroll(); | ||
| g.drawTexturedModalRect(displayX, offset + displayY, 232, 0, width, height); | ||
| } | ||
| } | ||
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| public GuiScrollbar setScrollHeight(int scrollHeight) { | ||
| this.scrollHeight = scrollHeight; | ||
| return this; | ||
| } | ||
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| public GuiScrollbar setLeft(int displayX) { | ||
| this.displayX = displayX; | ||
| return this; | ||
| } | ||
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| public GuiScrollbar setTop(int displayY) { | ||
| this.displayY = displayY; | ||
| return this; | ||
| } | ||
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| private int getMaxScroll() { | ||
| int maxScroll = (container.inventory.getMaxScroll() + rowSize - 1) / rowSize - rowsOnPage; | ||
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| if (maxScroll <= 0) { | ||
| maxScroll = 0; | ||
| } | ||
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| return maxScroll; | ||
| } | ||
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| public int getCurrentScroll() { | ||
| return container.inventory.getCurrentScroll() / rowSize; | ||
| } | ||
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| private void setCurrentScroll(int scroll) { | ||
| container.inventory.setCurrentScroll(scroll * rowSize); | ||
| PacketHandler.INSTANCE.sendToServer(new MessageScrollUpdate(scroll * rowSize)); | ||
| } | ||
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| private int applyRange(int scroll) { | ||
| return Math.max(Math.min(scroll, getMaxScroll()), 0); | ||
| } | ||
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| void click(int x, int y) { | ||
| if (getMaxScroll() == 0) { | ||
| return; | ||
| } | ||
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| if (x > displayX && x <= displayX + width) { | ||
| if (y > displayY && y <= displayY + scrollHeight) { | ||
| int currentScroll = (y - displayY - height / 2); | ||
| currentScroll = Math.round(1.0f * currentScroll * getMaxScroll() / (scrollHeight - height)); | ||
| setCurrentScroll(applyRange(currentScroll)); | ||
| } | ||
| } | ||
| } | ||
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| void wheel(int delta) { | ||
| setCurrentScroll(applyRange(getCurrentScroll() + Math.max(Math.min(-delta, 1), -1))); | ||
| } | ||
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| public void setContainerChisel(ContainerChisel container) { | ||
| this.container = container; | ||
| } | ||
| } |
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