CC-Tweaked/src/main/java/dan200/computercraft/client/gui/GuiPrintout.java

125 lines
4.2 KiB
Java

/*
* This file is part of ComputerCraft - http://www.computercraft.info
* Copyright Daniel Ratcliffe, 2011-2022. Do not distribute without permission.
* Send enquiries to dratcliffe@gmail.com
*/
package dan200.computercraft.client.gui;
import com.mojang.blaze3d.matrix.MatrixStack;
import com.mojang.blaze3d.systems.RenderSystem;
import dan200.computercraft.core.terminal.TextBuffer;
import dan200.computercraft.shared.common.ContainerHeldItem;
import dan200.computercraft.shared.media.items.ItemPrintout;
import net.minecraft.client.gui.screen.inventory.ContainerScreen;
import net.minecraft.client.renderer.IRenderTypeBuffer;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.entity.player.PlayerInventory;
import net.minecraft.util.math.vector.Matrix4f;
import net.minecraft.util.text.ITextComponent;
import org.lwjgl.glfw.GLFW;
import javax.annotation.Nonnull;
import static dan200.computercraft.client.render.PrintoutRenderer.*;
import static dan200.computercraft.client.render.RenderTypes.FULL_BRIGHT_LIGHTMAP;
public class GuiPrintout extends ContainerScreen<ContainerHeldItem>
{
private final boolean book;
private final int pages;
private final TextBuffer[] text;
private final TextBuffer[] colours;
private int page;
public GuiPrintout( ContainerHeldItem container, PlayerInventory player, ITextComponent title )
{
super( container, player, title );
imageHeight = Y_SIZE;
String[] text = ItemPrintout.getText( container.getStack() );
this.text = new TextBuffer[text.length];
for( int i = 0; i < this.text.length; i++ ) this.text[i] = new TextBuffer( text[i] );
String[] colours = ItemPrintout.getColours( container.getStack() );
this.colours = new TextBuffer[colours.length];
for( int i = 0; i < this.colours.length; i++ ) this.colours[i] = new TextBuffer( colours[i] );
page = 0;
pages = Math.max( this.text.length / ItemPrintout.LINES_PER_PAGE, 1 );
book = ((ItemPrintout) container.getStack().getItem()).getType() == ItemPrintout.Type.BOOK;
}
@Override
public boolean keyPressed( int key, int scancode, int modifiers )
{
if( super.keyPressed( key, scancode, modifiers ) ) return true;
if( key == GLFW.GLFW_KEY_RIGHT )
{
if( page < pages - 1 ) page++;
return true;
}
if( key == GLFW.GLFW_KEY_LEFT )
{
if( page > 0 ) page--;
return true;
}
return false;
}
@Override
public boolean mouseScrolled( double x, double y, double delta )
{
if( super.mouseScrolled( x, y, delta ) ) return true;
if( delta < 0 )
{
// Scroll up goes to the next page
if( page < pages - 1 ) page++;
return true;
}
if( delta > 0 )
{
// Scroll down goes to the previous page
if( page > 0 ) page--;
return true;
}
return false;
}
@Override
protected void renderBg( @Nonnull MatrixStack transform, float partialTicks, int mouseX, int mouseY )
{
// Draw the printout
RenderSystem.color4f( 1.0f, 1.0f, 1.0f, 1.0f );
RenderSystem.enableDepthTest();
IRenderTypeBuffer.Impl renderer = IRenderTypeBuffer.immediate( Tessellator.getInstance().getBuilder() );
Matrix4f matrix = transform.last().pose();
drawBorder( matrix, renderer, leftPos, topPos, getBlitOffset(), page, pages, book, FULL_BRIGHT_LIGHTMAP );
drawText( matrix, renderer, leftPos + X_TEXT_MARGIN, topPos + Y_TEXT_MARGIN, ItemPrintout.LINES_PER_PAGE * page, FULL_BRIGHT_LIGHTMAP, text, colours );
renderer.endBatch();
}
@Override
public void render( @Nonnull MatrixStack stack, int mouseX, int mouseY, float partialTicks )
{
// We must take the background further back in order to not overlap with our printed pages.
setBlitOffset( getBlitOffset() - 1 );
renderBackground( stack );
setBlitOffset( getBlitOffset() + 1 );
super.render( stack, mouseX, mouseY, partialTicks );
}
@Override
protected void renderLabels( @Nonnull MatrixStack transform, int mouseX, int mouseY )
{
// Skip rendering labels.
}
}