Preparando la interfaz

source/ui/Layout.cpp

@@ -0,0 +1,35 @@
+#include "ui/Layout.hpp"
+
+#include <algorithm>
+
+namespace tahgibu {
+namespace {
+
+constexpr float kMenuBarHeight = 26.0f;
+constexpr float kToolBarHeight = 40.0f;
+constexpr float kPropertiesWidth = 280.0f;
+constexpr float kTimelineHeight = 200.0f;
+constexpr float kMinCanvasWidth = 400.0f;
+constexpr float kMinCanvasHeight = 200.0f;
+
+}  // namespace
+
+Layout Layout::compute(int windowWidth, int windowHeight) {
+    const float w = static_cast<float>(windowWidth);
+    const float h = static_cast<float>(windowHeight);
+    const float top = kMenuBarHeight + kToolBarHeight;
+
+    const float timelineH = std::min(kTimelineHeight, std::max(0.0f, h - top - kMinCanvasHeight));
+    const float propertiesW = std::min(kPropertiesWidth, std::max(0.0f, w - kMinCanvasWidth));
+    const float middleH = std::max(0.0f, h - top - timelineH);
+
+    Layout layout;
+    layout.menuBar = {0.0f, 0.0f, w, kMenuBarHeight};
+    layout.toolBar = {0.0f, kMenuBarHeight, w, kToolBarHeight};
+    layout.canvas = {0.0f, top, w - propertiesW, middleH};
+    layout.properties = {w - propertiesW, top, propertiesW, middleH};
+    layout.timeline = {0.0f, top + middleH, w, timelineH};
+    return layout;
+}
+
+}  // namespace tahgibu