Extract quick UI operation planning

src/node_panel_quick.cpp

@@ -1,4 +1,5 @@
 #include "pch.h"
+#include "app_core/quick_ui.h"
 #include "node_panel_quick.h"
 #include "node_stroke_preview.h"
 #include "node_image.h"
@@ -31,11 +32,13 @@ void NodePanelQuick::set_color(glm::vec3 color)
 int NodePanelQuick::get_selected_brush_index() const
 {
     auto it = std::find(m_button_brushes.begin(), m_button_brushes.end(), m_button_brush_current);
-    return std::distance(m_button_brushes.begin(), it);
+    return static_cast<int>(std::distance(m_button_brushes.begin(), it));
 }
 
 void NodePanelQuick::set_selected_brush_index(int idx, bool fire_event /*= false*/)
 {
+    if (!pp::app::validate_quick_slot_index(idx, static_cast<int>(m_button_brushes.size())).ok())
+        return;
     if (m_button_brush_current)
         m_button_brush_current->set_active(false);
     m_button_brush_current = m_button_brushes[idx];
@@ -48,11 +51,13 @@ void NodePanelQuick::set_selected_brush_index(int idx, bool fire_event /*= false
 int NodePanelQuick::get_selected_color_index() const
 {
     auto it = std::find(m_button_colors.begin(), m_button_colors.end(), m_button_color_current);
-    return std::distance(m_button_colors.begin(), it);
+    return static_cast<int>(std::distance(m_button_colors.begin(), it));
 }
 
 void NodePanelQuick::set_selected_color_index(int idx, bool fire_event /*= false*/)
 {
+    if (!pp::app::validate_quick_slot_index(idx, static_cast<int>(m_button_colors.size())).ok())
+        return;
     if (m_button_color_current)
         m_button_color_current->set_active(false);
     m_button_color_current = m_button_colors[idx];
@@ -77,6 +82,14 @@ NodePanelQuick::MiniState NodePanelQuick::get_state() const
 
 void NodePanelQuick::set_state(const MiniState& state, bool fire_event /*= false*/)
 {
+    const auto plan = pp::app::plan_quick_state_restore(
+        state.brush_index,
+        state.color_index,
+        static_cast<int>(m_button_brushes.size()),
+        fire_event);
+    if (!plan)
+        return;
+
     for (int i = 0; i < 3; i++)
     {
         auto b = static_cast<NodeStrokePreview*>(m_button_brushes[i]->m_children[0].get());
@@ -91,6 +104,10 @@ void NodePanelQuick::set_state(const MiniState& state, bool fire_event /*= false
 
 void NodePanelQuick::reset_state(bool fire_event /*= false*/)
 {
+    const auto plan = pp::app::plan_quick_state_reset(static_cast<int>(m_button_brushes.size()), fire_event);
+    if (!plan)
+        return;
+
     for (int i = 0; i < 3; i++)
     {
         auto b = static_cast<NodeStrokePreview*>(m_button_brushes[i]->m_children[0].get());
@@ -179,10 +196,12 @@ NodeButtonCustom* NodePanelQuick::init_button_brush(const std::string& name, boo
 {
     LOG("init_button_brush %s", name.c_str());
     auto button = find<NodeButtonCustom>(name.c_str());
-    if (!button)
+    if (!button) {
         LOG("couldn't find button %s", name.c_str());
+        return nullptr;
+    }
     button->on_click = std::bind(&this_class::handle_button_brush_click, this, std::placeholders::_1);
-    LOG("button has %d children", button->m_children.size());
+    LOG("button has %d children", static_cast<int>(button->m_children.size()));
     auto pr = static_cast<NodeStrokePreview*>(button->m_children[0].get());
     pr->m_brush = std::make_shared<Brush>();
     pr->m_brush->m_tip_size_pressure = szp;
@@ -197,8 +216,17 @@ NodeButtonCustom* NodePanelQuick::init_button_brush(const std::string& name, boo
 
 void NodePanelQuick::handle_button_brush_click(Node* button)
 {
-    // the first time select the box
-    if (m_button_brush_current != button)
+    const auto clicked = std::find(m_button_brushes.begin(), m_button_brushes.end(), button);
+    const int clicked_index = static_cast<int>(std::distance(m_button_brushes.begin(), clicked));
+    const auto plan = pp::app::plan_quick_slot_click(
+        pp::app::QuickUiSlotKind::brush,
+        get_selected_brush_index(),
+        clicked_index,
+        static_cast<int>(m_button_brushes.size()));
+    if (!plan)
+        return;
+
+    if (plan.value().updates_selection)
     {
         auto b = static_cast<NodeButtonCustom*>(button);
         b->set_active(true);
@@ -210,7 +238,8 @@ void NodePanelQuick::handle_button_brush_click(Node* button)
         return;
     }
 
-    // if the box is already selected show the popup
+    if (!plan.value().opens_brush_popup)
+        return;
 
     auto popup = App::I->presets;
     auto screen = root()->m_size;
@@ -268,8 +297,17 @@ void NodePanelQuick::handle_button_brush_click(Node* button)
 
 void NodePanelQuick::handle_button_color_click(Node* target)
 {
-    // the first time select the box
-    if (m_button_color_current != target)
+    const auto clicked = std::find(m_button_colors.begin(), m_button_colors.end(), target);
+    const int clicked_index = static_cast<int>(std::distance(m_button_colors.begin(), clicked));
+    const auto plan = pp::app::plan_quick_slot_click(
+        pp::app::QuickUiSlotKind::color,
+        get_selected_color_index(),
+        clicked_index,
+        static_cast<int>(m_button_colors.size()));
+    if (!plan)
+        return;
+
+    if (plan.value().updates_selection)
     {
         auto button = static_cast<NodeButtonCustom*>(target);
         button->set_active(true);
@@ -281,7 +319,9 @@ void NodePanelQuick::handle_button_color_click(Node* target)
         return;
     }
     
-    // if the box is already selected show the popup
+    if (!plan.value().opens_color_picker)
+        return;
+
     auto popup = m_picker;
     auto screen = root()->m_size;
     glm::vec2 tick_sz = { 16, 32 };