multiple scissors system

5 files changed, 74 insertions, 8 deletions

diff --git a/src/main/java/io/polyfrost/oneconfig/gui/OneConfigGui.java b/src/main/java/io/polyfrost/oneconfig/gui/OneConfigGui.java
index 1b6123e..3377f19 100644
--- a/src/main/java/io/polyfrost/oneconfig/gui/OneConfigGui.java
+++ b/src/main/java/io/polyfrost/oneconfig/gui/OneConfigGui.java
@@ -7,6 +7,8 @@ import io.polyfrost.oneconfig.gui.elements.TextInputField;
 import io.polyfrost.oneconfig.gui.pages.HomePage;
 import io.polyfrost.oneconfig.gui.pages.Page;
 import io.polyfrost.oneconfig.lwjgl.RenderManager;
+import io.polyfrost.oneconfig.lwjgl.Scissor;
+import io.polyfrost.oneconfig.lwjgl.ScissorManager;
 import io.polyfrost.oneconfig.lwjgl.font.Fonts;
 import io.polyfrost.oneconfig.lwjgl.image.Images;
 import io.polyfrost.oneconfig.utils.InputUtils;
@@ -115,7 +117,7 @@ public class OneConfigGui extends GuiScreen {
                 }
             }
 
-            nvgScissor(vg, x + 224, y + 72, 1056, 728);
+            Scissor scissor = ScissorManager.scissor(vg, x + 224, y + 72, 1056, 728);
             if (prevPage != null) {
                 pageProgress = MathUtils.easeInOutCirc(50, pageProgress, 832 - pageProgress, 220);
                 prevPage.draw(vg, (int) (x - pageProgress), y + 72);
@@ -128,7 +130,7 @@ public class OneConfigGui extends GuiScreen {
             } else {
                 currentPage.draw(vg, (int) (x - pageProgress), y + 72);
             }
-            nvgResetScissor(vg);
+            ScissorManager.resetScissor(vg, scissor);
             if (currentColorSelector != null) {
                 currentColorSelector.draw(vg);
             }
diff --git a/src/main/java/io/polyfrost/oneconfig/gui/elements/TextInputField.java b/src/main/java/io/polyfrost/oneconfig/gui/elements/TextInputField.java
index 04e5676..1e33008 100644
--- a/src/main/java/io/polyfrost/oneconfig/gui/elements/TextInputField.java
+++ b/src/main/java/io/polyfrost/oneconfig/gui/elements/TextInputField.java
@@ -2,6 +2,8 @@ package io.polyfrost.oneconfig.gui.elements;
 
 import io.polyfrost.oneconfig.config.OneConfigConfig;
 import io.polyfrost.oneconfig.lwjgl.RenderManager;
+import io.polyfrost.oneconfig.lwjgl.Scissor;
+import io.polyfrost.oneconfig.lwjgl.ScissorManager;
 import io.polyfrost.oneconfig.lwjgl.font.Fonts;
 import io.polyfrost.oneconfig.utils.InputUtils;
 import net.minecraft.client.gui.GuiScreen;
@@ -84,6 +86,7 @@ public class TextInputField extends BasicElement {
         this.y = y;
         this.vg = vg;
         try {
+            Scissor scissor = ScissorManager.scissor(vg, x, y, width, height);
             int colorOutline = errored ? OneConfigConfig.ERROR_700 : OneConfigConfig.GRAY_700;
             RenderManager.drawHollowRoundRect(vg, x, y, width, height, colorOutline, 12f, 2f);
             super.update(x, y);
@@ -179,6 +182,7 @@ public class TextInputField extends BasicElement {
             } else {
                 RenderManager.drawString(vg, s.toString(), x + 12, y + height / 2f + 1, color, 14f, Fonts.INTER_REGULAR);
             }
+            ScissorManager.resetScissor(vg, scissor);
         } catch (Exception e) {
             e.printStackTrace();
         }
@@ -334,9 +338,6 @@ public class TextInputField extends BasicElement {
                 if (!Character.isDefined(c)) return;
                 if (GuiScreen.isCtrlKeyDown()) return;
                 if (ChatAllowedCharacters.isAllowedCharacter(c)) {
-                    if (getTextWidth(vg, input) + 22 > width) {     // over typing is banned
-                        return;
-                    }
                     if (selectedText != null) {
                         if (caretPos > prevCaret) {
                             input = input.substring(0, prevCaret) + input.substring(prevCaret, caretPos);
diff --git a/src/main/java/io/polyfrost/oneconfig/gui/elements/config/ConfigUniSelector.java b/src/main/java/io/polyfrost/oneconfig/gui/elements/config/ConfigUniSelector.java
index 9e3a4a4..ff7616e 100644
--- a/src/main/java/io/polyfrost/oneconfig/gui/elements/config/ConfigUniSelector.java
+++ b/src/main/java/io/polyfrost/oneconfig/gui/elements/config/ConfigUniSelector.java
@@ -3,6 +3,8 @@ package io.polyfrost.oneconfig.gui.elements.config;
 import io.polyfrost.oneconfig.config.OneConfigConfig;
 import io.polyfrost.oneconfig.config.interfaces.BasicOption;
 import io.polyfrost.oneconfig.lwjgl.RenderManager;
+import io.polyfrost.oneconfig.lwjgl.Scissor;
+import io.polyfrost.oneconfig.lwjgl.ScissorManager;
 import io.polyfrost.oneconfig.lwjgl.font.Fonts;
 import io.polyfrost.oneconfig.lwjgl.image.Images;
 import io.polyfrost.oneconfig.utils.InputUtils;
@@ -36,16 +38,15 @@ public class ConfigUniSelector extends BasicOption {
         String option = options[selected] + " " + (selected + 1) + "/" + options.length;
         RenderManager.drawString(vg, name, x, y + 16, OneConfigConfig.WHITE_90, 14f, Fonts.INTER_MEDIUM);
 
+        Scissor scissor = ScissorManager.scissor(vg, x + 256, y, 192, 32);
         if (previous == -1) {
             RenderManager.drawString(vg, option, x + 352 - RenderManager.getTextWidth(vg, option, 12f, Fonts.INTER_MEDIUM) / 2f, y + 15, OneConfigConfig.WHITE_90, 12f, Fonts.INTER_MEDIUM);
         } else {
             String prevOption = options[previous] + " " + (previous + 1) + "/" + options.length;
-            NanoVG.nvgScissor(vg, x + 256, y, 192, 32);
             RenderManager.drawString(vg, selected < previous ? prevOption : option, x + 352 - RenderManager.getTextWidth(vg, selected < previous ? prevOption : option, 12f, Fonts.INTER_MEDIUM) / 2f + 192 * percentMove, y + 15, OneConfigConfig.WHITE_90, 12f, Fonts.INTER_MEDIUM);
             RenderManager.drawString(vg, selected < previous ? option : prevOption, x + 352 - RenderManager.getTextWidth(vg, selected < previous ? option : prevOption, 12f, Fonts.INTER_MEDIUM) / 2f - 192 * (1 - percentMove), y + 15, OneConfigConfig.WHITE_90, 12f, Fonts.INTER_MEDIUM);
-
-            NanoVG.nvgResetScissor(vg);
         }
+        ScissorManager.resetScissor(vg, scissor);
 
         // actual coordinates: 240, 7
         NanoVG.nvgTranslate(vg, x + 248, y + 21);
diff --git a/src/main/java/io/polyfrost/oneconfig/lwjgl/Scissor.java b/src/main/java/io/polyfrost/oneconfig/lwjgl/Scissor.java
new file mode 100644
index 0000000..dcd570a
--- /dev/null
+++ b/src/main/java/io/polyfrost/oneconfig/lwjgl/Scissor.java
@@ -0,0 +1,22 @@
+package io.polyfrost.oneconfig.lwjgl;
+
+public class Scissor {
+    public int x;
+    public int y;
+    public int width;
+    public int height;
+
+    public Scissor(int x, int y, int width, int height) {
+        this.x = x;
+        this.y = y;
+        this.width = width;
+        this.height = height;
+    }
+
+    public Scissor(Scissor scissor) {
+        this.x = scissor.x;
+        this.y = scissor.y;
+        this.width = scissor.width;
+        this.height = scissor.height;
+    }
+}
diff --git a/src/main/java/io/polyfrost/oneconfig/lwjgl/ScissorManager.java b/src/main/java/io/polyfrost/oneconfig/lwjgl/ScissorManager.java
new file mode 100644
index 0000000..46d84b6
--- /dev/null
+++ b/src/main/java/io/polyfrost/oneconfig/lwjgl/ScissorManager.java
@@ -0,0 +1,40 @@
+package io.polyfrost.oneconfig.lwjgl;
+
+import org.lwjgl.nanovg.NanoVG;
+
+import java.util.ArrayList;
+
+public class ScissorManager {
+    private static final ArrayList<Scissor> scissors = new ArrayList<>();
+
+    public static Scissor scissor(long vg, int x, int y, int width, int height) {
+        Scissor scissor = new Scissor(x, y, width, height);
+        if (scissors.contains(scissor)) return scissor;
+        scissors.add(scissor);
+        applyScissors(vg);
+        return scissor;
+    }
+
+    public static void resetScissor(long vg, Scissor scissor) {
+        if (scissors.contains(scissor)) {
+            scissors.remove(scissor);
+            applyScissors(vg);
+        }
+    }
+
+    private static void applyScissors(long vg) {
+        NanoVG.nvgResetScissor(vg);
+        if (scissors.size() <= 0) return;
+        Scissor finalScissor = new Scissor(scissors.get(0));
+        for (int i = 1; i < scissors.size(); i++) {
+            Scissor scissor = scissors.get(i);
+            int rightX = Math.min(scissor.x + scissor.width, finalScissor.x + finalScissor.width);
+            int rightY = Math.min(scissor.y + scissor.height, finalScissor.y + finalScissor.height);
+            finalScissor.x = Math.max(finalScissor.x, scissor.x);
+            finalScissor.y = Math.max(finalScissor.y, scissor.y);
+            finalScissor.width = rightX - finalScissor.x;
+            finalScissor.height = rightY - finalScissor.y;
+        }
+        NanoVG.nvgScissor(vg, finalScissor.x, finalScissor.y, finalScissor.width, finalScissor.height);
+    }
+}