From be0ad41e745c3e6177d1159e25f7d23e45b02738 Mon Sep 17 00:00:00 2001
From: dec05eba <dec05eba@protonmail.com>
Date: Thu, 1 Aug 2024 22:41:07 +0200
Subject: Use scissor for pages

---
 src/gui/Button.cpp         |  4 ++--
 src/gui/ComboBox.cpp       |  3 ++-
 src/gui/DropdownButton.cpp | 11 ++++++++---
 src/gui/ScrollablePage.cpp | 14 ++++++++++++--
 src/gui/StaticPage.cpp     | 16 +++++++++++++++-
 5 files changed, 39 insertions(+), 9 deletions(-)

(limited to 'src/gui')

diff --git a/src/gui/Button.cpp b/src/gui/Button.cpp
index 48ab085..ad516b5 100644
--- a/src/gui/Button.cpp
+++ b/src/gui/Button.cpp
@@ -28,8 +28,8 @@ namespace gsr {
     }
 
     void Button::draw(mgl::Window &window, mgl::vec2f offset) {
-        mgl::Rectangle background(size);
-        background.set_position(position + offset);
+        mgl::Rectangle background(size.floor());
+        background.set_position((position + offset).floor());
         background.set_color(bg_color);
         window.draw(background);
 
diff --git a/src/gui/ComboBox.cpp b/src/gui/ComboBox.cpp
index 6b8ec26..81c804f 100644
--- a/src/gui/ComboBox.cpp
+++ b/src/gui/ComboBox.cpp
@@ -41,7 +41,8 @@ namespace gsr {
 
             if(mgl::FloatRect(draw_pos, item_size).contains(mouse_pos)) {
                 show_dropdown = !show_dropdown;
-                move_to_top = true;
+                if(show_dropdown)
+                    move_to_top = true;
             } else {
                 show_dropdown = false;
             }
diff --git a/src/gui/DropdownButton.cpp b/src/gui/DropdownButton.cpp
index ecc284a..bfda834 100644
--- a/src/gui/DropdownButton.cpp
+++ b/src/gui/DropdownButton.cpp
@@ -38,8 +38,13 @@ namespace gsr {
         } else if(event.type == mgl::Event::MouseButtonPressed) {
             const bool clicked_inside = mouse_inside;
             show_dropdown = clicked_inside;
-            if(on_click && mouse_inside_item >= 0 && mouse_inside_item < (int)items.size())
-                on_click(items[mouse_inside_item].id);
+            if(show_dropdown)
+                move_to_top = true;
+            if(mouse_inside_item >= 0 && mouse_inside_item < (int)items.size()) {
+                if(on_click)
+                    on_click(items[mouse_inside_item].id);
+                return false;
+            }
         }
         return true;
     }
@@ -82,7 +87,7 @@ namespace gsr {
             // Background
             mgl::Rectangle rect(size);
             rect.set_position(draw_pos);
-            rect.set_color(mgl::Color(0, 0, 0, 120));
+            rect.set_color(mgl::Color(0, 0, 0, 180));
             window.draw(rect);
         }
 
diff --git a/src/gui/ScrollablePage.cpp b/src/gui/ScrollablePage.cpp
index 4a4f88b..7394ec3 100644
--- a/src/gui/ScrollablePage.cpp
+++ b/src/gui/ScrollablePage.cpp
@@ -24,7 +24,16 @@ namespace gsr {
         const mgl::vec2f draw_pos = position + offset;
         offset = draw_pos + mgl::vec2f(0.0f, get_border_size(window)).floor();
 
-        mgl::Rectangle background(size);
+        mgl_scissor prev_scissor;
+        mgl_window_get_scissor(window.internal_window(), &prev_scissor);
+
+        mgl_scissor new_scissor = {
+            mgl_vec2i{(int)draw_pos.x, (int)draw_pos.y},
+            mgl_vec2i{(int)size.x, (int)size.y}
+        };
+        mgl_window_set_scissor(window.internal_window(), &new_scissor);
+
+        mgl::Rectangle background(size.floor());
         background.set_position(draw_pos);
         background.set_color(get_theme().scrollable_page_bg_color);
         window.draw(background);
@@ -39,12 +48,13 @@ namespace gsr {
                 widget->move_to_top = false;
                 std::swap(widget, widgets.back());
             }
-            widget->draw(window, offset);
         }
 
         for(auto &widget : widgets) {
             widget->draw(window, offset);
         }
+
+        mgl_window_set_scissor(window.internal_window(), &prev_scissor);
     }
 
     float ScrollablePage::get_border_size(mgl::Window &window) const {
diff --git a/src/gui/StaticPage.cpp b/src/gui/StaticPage.cpp
index 78fa497..a5b89cd 100644
--- a/src/gui/StaticPage.cpp
+++ b/src/gui/StaticPage.cpp
@@ -1,6 +1,10 @@
 #include "../../include/gui/StaticPage.hpp"
 
+#include <mglpp/window/Window.hpp>
+
 namespace gsr {
+    StaticPage::StaticPage(mgl::vec2f size) : size(size) {}
+    
     bool StaticPage::on_event(mgl::Event &event, mgl::Window &window, mgl::vec2f offset) {
         const mgl::vec2f draw_pos = position + offset;
         offset = draw_pos;
@@ -18,16 +22,26 @@ namespace gsr {
         const mgl::vec2f draw_pos = position + offset;
         offset = draw_pos;
 
+        mgl_scissor prev_scissor;
+        mgl_window_get_scissor(window.internal_window(), &prev_scissor);
+
+        mgl_scissor new_scissor = {
+            mgl_vec2i{(int)draw_pos.x, (int)draw_pos.y},
+            mgl_vec2i{(int)size.x, (int)size.y}
+        };
+        mgl_window_set_scissor(window.internal_window(), &new_scissor);
+
         for(auto &widget : widgets) {
             if(widget->move_to_top) {
                 widget->move_to_top = false;
                 std::swap(widget, widgets.back());
             }
-            widget->draw(window, offset);
         }
 
         for(auto &widget : widgets) {
             widget->draw(window, offset);
         }
+
+        mgl_window_set_scissor(window.internal_window(), &prev_scissor);
     }
 }
\ No newline at end of file
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