Make button icons smaller, add function to ToolIcon class for setting the mode

Author: tobbi

src/editor/button_widget.cpp

@@ -43,7 +43,7 @@ ButtonWidget::draw(DrawingContext& context)
                                    LAYER_GUI-5);
 
   if (m_sprite) {
-    m_sprite->draw(context.color(), m_rect.p1(), LAYER_GUI-5);
+    m_sprite->draw_scaled(context.color(), m_rect.grown(-4.0f), LAYER_GUI - 5);
   }
 
   if (m_grab) {

src/editor/editor.cpp

@@ -196,6 +196,24 @@ Editor::Editor() :
   mode_button->set_help_text(_("Toggle between object and tile mode"));
 
   m_widgets.insert(m_widgets.begin() + 5, std::move(mode_button));
+  
+  auto select_mode_mouse_button = std::make_unique<ButtonWidget>(
+    "images/engine/editor/select-mode0.png", Vector(192, 0), [] {});
+  select_mode_mouse_button->set_help_text(_("Draw mode (The current tool applies to the tile under the mouse)"));
+  auto select_mode_area_button = std::make_unique<ButtonWidget>(
+    "images/engine/editor/select-mode1.png", Vector(224, 0), [] {});
+  select_mode_area_button->set_help_text(_("Box draw mode (The current tool applies to an area / box drawn with the mouse)"));
+  auto select_mode_fill_button = std::make_unique<ButtonWidget>(
+    "images/engine/editor/select-mode2.png", Vector(256, 0), [] {});
+  select_mode_fill_button->set_help_text(_("Fill mode (The current tool applies to the empty area in the enclosed space that was clicked)"));
+  auto select_mode_same_button = std::make_unique<ButtonWidget>(
+    "images/engine/editor/select-mode3.png", Vector(288, 0), [] {});
+  select_mode_same_button->set_help_text(_("Replace mode (The current tool applies to all tiles that are the same tile as the one under the mouse)"));
+  
+  m_widgets.insert(m_widgets.begin() + 6, std::move(select_mode_mouse_button));
+  m_widgets.insert(m_widgets.begin() + 7, std::move(select_mode_area_button));
+  m_widgets.insert(m_widgets.begin() + 8, std::move(select_mode_fill_button));
+  m_widgets.insert(m_widgets.begin() + 9, std::move(select_mode_same_button));
 }
 
 Editor::~Editor()

src/editor/tool_icon.cpp

@@ -45,8 +45,16 @@ ToolIcon::draw(DrawingContext& context)
 void
 ToolIcon::next_mode()
 {
-  m_mode++;
-  if (m_mode >= m_surf_count) {
+  set_mode(m_mode + 1);
+}
+
+void
+ToolIcon::set_mode(int mode)
+{
+  m_mode = mode;
+
+  if (m_mode >= m_surf_count)
+  {
     m_mode = 0;
   }
 }

src/editor/tool_icon.hpp

@@ -33,6 +33,7 @@ class ToolIcon final
   void draw(DrawingContext& context);
 
   inline int get_mode() const { return m_mode; }
+  void set_mode(int mode);
 
   void next_mode();