Show Writing Desk page previews like Legacy

README.md

@@ -25,6 +25,8 @@ Its four collection tabs, ink/source/page work slots, and inventory persist
 through world saves; breaking it drops stored contents. The desk screen is a
 functional foundation styled after Legacy's left tabs, central writing surface,
 and right inventory. Transcription controls are not implemented yet.
+Selecting a stored page on the desk surface shows its Legacy-proportioned
+portrait preview and name above the player inventory.
 
 ## Linking Book
 

gradle.properties

@@ -35,7 +35,7 @@ mod_name=Rivencraft
 # The license of the mod. Review your options at https://choosealicense.com/. All Rights Reserved is the default.
 mod_license=LGPL-3.0-or-later
 # The mod version. Rivencraft uses the x.y.z.b policy documented in README.md.
-mod_version=0.3.5.0
+mod_version=0.3.5.1
 immersive_portals_version=6.0.7
 # The group ID for the mod. It is only important when publishing as an artifact to a Maven repository.
 # This should match the base package used for the mod sources.

src/main/java/net/dnorberg/rivencraft/client/screen/NotebookScreen.java

@@ -271,7 +271,7 @@ public final class NotebookScreen extends AbstractContainerScreen<NotebookMenu>
         }
     }
 
-    private static ResourceLocation symbolTexture(ItemStack page) {
+    static ResourceLocation symbolTexture(ItemStack page) {
         var content = PageItem.content(page);
         if (content.kind() == net.dnorberg.rivencraft.writing.PageContent.Kind.UNRESOLVED_SYMBOL) {
             return UNRESOLVED_SYMBOL;

src/main/java/net/dnorberg/rivencraft/client/screen/WritingDeskScreen.java

@@ -1,13 +1,27 @@
 package net.dnorberg.rivencraft.client.screen;
 
+import java.util.List;
+import net.dnorberg.rivencraft.Rivencraft;
+import net.dnorberg.rivencraft.item.PageItem;
 import net.dnorberg.rivencraft.menu.WritingDeskMenu;
+import net.dnorberg.rivencraft.registry.ModDataComponents;
+import net.dnorberg.rivencraft.registry.ModItems;
+import net.dnorberg.rivencraft.writing.NotebookContents;
 import net.minecraft.client.gui.GuiGraphics;
 import net.minecraft.client.gui.screens.inventory.AbstractContainerScreen;
 import net.minecraft.network.chat.Component;
+import net.minecraft.resources.ResourceLocation;
 import net.minecraft.world.entity.player.Inventory;
+import net.minecraft.world.item.ItemStack;
 
 /** Functional storage surface; full Legacy transcription controls are a later Milestone 4 slice. */
 public final class WritingDeskScreen extends AbstractContainerScreen<WritingDeskMenu> {
+    private static final ResourceLocation PAGE_ATLAS = ResourceLocation.fromNamespaceAndPath(
+            Rivencraft.MOD_ID, "textures/gui/notebook_pages.png");
+    private int lastCollection = -1;
+    private int selectedPage;
+    private int scrollRows;
+
     public WritingDeskScreen(WritingDeskMenu menu, Inventory inventory, Component title) {
         super(menu, inventory, title);
         imageWidth = 398;
@@ -29,10 +43,10 @@ public final class WritingDeskScreen extends AbstractContainerScreen<WritingDesk
                     i == menu.activeCollection() ? 0xFF7777B6 : 0xFF999999);
             slotFrame(graphics, 12, 20 + i * 37);
         }
+        slotFrame(graphics, 370, 20);
         slotFrame(graphics, 228, 20);
-        slotFrame(graphics, 266, 20);
-        slotFrame(graphics, 304, 20);
-        slotFrame(graphics, 342, 20);
+        slotFrame(graphics, 228, 57);
+        slotFrame(graphics, 370, 57);
         for (int row = 0; row < 3; row++) {
             for (int column = 0; column < 9; column++) slotFrame(graphics, 224 + column * 18, 91 + row * 18);
         }
@@ -46,12 +60,83 @@ public final class WritingDeskScreen extends AbstractContainerScreen<WritingDesk
                 leftPos + x + 16, topPos + y + 16, 0xFF858585);
     }
 
+    @Override protected void renderLabels(GuiGraphics graphics, int mouseX, int mouseY) {
+        graphics.drawString(font, playerInventoryTitle, inventoryLabelX, inventoryLabelY, 0x404040, false);
+    }
+
     @Override public void render(GuiGraphics graphics, int mouseX, int mouseY, float partialTick) {
         super.render(graphics, mouseX, mouseY, partialTick);
+        renderCollection(graphics);
         renderTooltip(graphics, mouseX, mouseY);
     }
 
+    private List<ItemStack> pages() {
+        ItemStack collection = menu.getSlot(menu.activeCollection()).getItem();
+        if (collection.is(ModItems.PAGE.get())) return List.of(collection);
+        if (collection.is(ModItems.NOTEBOOK.get())) {
+            return collection.getOrDefault(ModDataComponents.NOTEBOOK_CONTENTS.get(), NotebookContents.EMPTY).pages();
+        }
+        return List.of();
+    }
+
+    private void renderCollection(GuiGraphics graphics) {
+        List<ItemStack> pages = pages();
+        if (lastCollection != menu.activeCollection()) {
+            lastCollection = menu.activeCollection();
+            scrollRows = 0;
+            selectedPage = 0;
+        }
+        int last = -1;
+        for (int i = 0; i < pages.size(); i++) if (!pages.get(i).isEmpty()) last = i;
+        for (int i = scrollRows * 5; i <= last && i < scrollRows * 5 + 15; i++) {
+            int column = i % 5;
+            int row = i / 5 - scrollRows;
+            ItemStack page = pages.get(i);
+            int x = leftPos + 48 + column * 31;
+            int y = topPos + 18 + row * 41;
+            drawPage(graphics, page, x, y);
+            if (page.isEmpty()) graphics.fill(x, y, x + 30, y + 40, 0xB8000000);
+            if (i == selectedPage && !page.isEmpty()) graphics.renderOutline(x, y, 30, 40, 0xFFFFD061);
+        }
+        if (selectedPage >= pages.size() || pages.get(selectedPage).isEmpty()) return;
+        ItemStack selected = pages.get(selectedPage);
+        graphics.pose().pushPose();
+        graphics.pose().translate(leftPos + 294, topPos + 12, 0);
+        graphics.pose().scale(1.35F, 1.35F, 1.0F);
+        drawPage(graphics, selected, 0, 0);
+        graphics.pose().popPose();
+        String title = font.plainSubstrByWidth(selected.getHoverName().getString(), 112);
+        graphics.fill(leftPos + 251, topPos + 64, leftPos + 365, topPos + 77, 0xFF202020);
+        graphics.drawString(font, title, leftPos + 254, topPos + 67, 0xFFE0E0E0, false);
+    }
+
+    private void drawPage(GuiGraphics graphics, ItemStack page, int x, int y) {
+        graphics.blit(PAGE_ATLAS, x, y, 30, 40, 156, 0, 30, 40, 256, 256);
+        if (page.isEmpty()) return;
+        switch (PageItem.content(page).kind()) {
+            case BLANK -> { }
+            case LINK_PANEL -> graphics.fill(x + 5, y + 6, x + 25, y + 20, 0xFF000000);
+            case SYMBOL, UNRESOLVED_SYMBOL -> graphics.blit(NotebookScreen.symbolTexture(page), x + 1, y + 6,
+                    28, 28, 16, 16, 96, 96, 128, 128);
+        }
+    }
+
     @Override public boolean mouseClicked(double mouseX, double mouseY, int button) {
+        if (button == 0) {
+            int x = (int) mouseX - leftPos - 48;
+            int y = (int) mouseY - topPos - 18;
+            if (x >= 0 && x < 155 && y >= 0 && y < 123) {
+                int column = x / 31;
+                int row = y / 41;
+                int index = (row + scrollRows) * 5 + column;
+                List<ItemStack> pages = pages();
+                if (x % 31 < 30 && y % 41 < 40 && index < pages.size()
+                        && !pages.get(index).isEmpty()) {
+                    selectedPage = index;
+                }
+                return true;
+            }
+        }
         if (button == 0 && mouseX >= leftPos + 29 && mouseX < leftPos + 40) {
             for (int i = 0; i < 4; i++) {
                 int top = topPos + 16 + i * 37;
@@ -65,4 +150,14 @@ public final class WritingDeskScreen extends AbstractContainerScreen<WritingDesk
         }
         return super.mouseClicked(mouseX, mouseY, button);
     }
+
+    @Override public boolean mouseScrolled(double mouseX, double mouseY, double scrollX, double scrollY) {
+        if (mouseX >= leftPos + 48 && mouseX < leftPos + 203
+                && mouseY >= topPos + 18 && mouseY < topPos + 141) {
+            int rows = (pages().size() + 4) / 5;
+            scrollRows = Math.clamp(scrollRows - (int) Math.signum(scrollY), 0, Math.max(0, rows - 3));
+            return true;
+        }
+        return super.mouseScrolled(mouseX, mouseY, scrollX, scrollY);
+    }
 }

src/main/java/net/dnorberg/rivencraft/menu/WritingDeskMenu.java

@@ -36,10 +36,10 @@ public final class WritingDeskMenu extends AbstractContainerMenu {
         for (int i = 0; i < WritingDeskBlockEntity.COLLECTIONS; i++) {
             addSlot(new DeskSlot(desk, i, 12, 20 + i * 37, 1));
         }
-        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.INK, 228, 20, 1));
-        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.SOURCE, 266, 20, 1));
-        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.PAPER, 304, 20, 64));
-        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.OUTPUT, 342, 20, 64));
+        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.INK, 370, 20, 1));
+        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.SOURCE, 228, 20, 1));
+        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.PAPER, 228, 57, 64));
+        addSlot(new DeskSlot(desk, WritingDeskBlockEntity.OUTPUT, 370, 57, 64));
         for (int row = 0; row < 3; row++) {
             for (int column = 0; column < 9; column++) {
                 addSlot(new Slot(inventory, column + row * 9 + 9, 224 + column * 18, 91 + row * 18));