add 'cursor' ui property

src/graphics/ui/GUI.cpp

@@ -212,6 +212,10 @@ void GUI::draw(const DrawContext& pctx, const Assets& assets) {
 
     batch2D->begin();
     container->draw(ctx, assets);
+
+    if (hover) {
+        Window::setCursor(hover->getCursor());
+    }
 }
 
 std::shared_ptr<UINode> GUI::getFocused() const {

src/graphics/ui/elements/TextBox.cpp

@@ -25,6 +25,7 @@ TextBox::TextBox(std::wstring placeholder, glm::vec4 padding)
     input(L""),
     placeholder(std::move(placeholder))
 {
+    setCursor(CursorShape::TEXT);
     setOnUpPressed(nullptr);
     setOnDownPressed(nullptr);
     setColor(glm::vec4(0.0f, 0.0f, 0.0f, 0.75f));

src/graphics/ui/elements/UINode.cpp

@@ -150,6 +150,14 @@ float UINode::getTooltipDelay() const {
     return tooltipDelay;
 }
 
+void UINode::setCursor(CursorShape shape) {
+    cursor = shape;
+}
+
+CursorShape UINode::getCursor() const {
+    return cursor;
+}
+
 glm::vec2 UINode::calcPos() const {
     if (parent) {
         return pos + parent->calcPos() + parent->getContentOffset();

src/graphics/ui/elements/UINode.hpp

@@ -1,6 +1,7 @@
 #pragma once
 
 #include "delegates.hpp"
+#include "graphics/core/commons.hpp"
 #include "window/input.hpp"
 
 #include <glm/glm.hpp>
@@ -112,6 +113,8 @@ namespace gui {
         std::wstring tooltip;
         /// @brief element tooltip delay
         float tooltipDelay = 0.5f;
+        /// @brief cursor shape when mouse is over the element
+        CursorShape cursor = CursorShape::ARROW;
 
         UINode(glm::vec2 size);
     public:
@@ -206,6 +209,9 @@ namespace gui {
         virtual void setTooltipDelay(float delay);
         virtual float getTooltipDelay() const;
 
+        virtual void setCursor(CursorShape shape);
+        virtual CursorShape getCursor() const;
+
         virtual glm::vec4 calcColor() const;
 
         /// @brief Get inner content offset. Used for scroll

src/graphics/ui/gui_xml.cpp

@@ -156,6 +156,11 @@ static void _readUINode(
     if (element.has("tooltip-delay")) {
         node.setTooltipDelay(element.attr("tooltip-delay").asFloat());
     }
+    if (element.has("cursor")) {
+        if (auto cursor = CursorShape_from(element.attr("cursor").getText())) {
+            node.setCursor(*cursor);
+        }
+    }
 
     if (auto onclick = create_action(reader, element, "onclick")) {
         node.listenAction(onclick);