Zoom in/out menu items with keyboard shortcuts

4 files changed, 78 insertions, 9 deletions

@@ -119,6 +119,26 @@ void SubwayMap::UpdateSunwarp(SubwaySunwarp from_sunwarp,
                     GD_GetSubwayItemForSunwarp(to_sunwarp));
 }
 
+void SubwayMap::Zoom(bool in) {
+  wxPoint focus_point;
+
+  if (mouse_position_) {
+    focus_point = *mouse_position_;
+  } else {
+    focus_point = {GetSize().GetWidth() / 2, GetSize().GetHeight() / 2};
+  }
+
+  if (in) {
+    if (zoom_ < 3.0) {
+      SetZoom(zoom_ + 0.25, focus_point);
+    }
+  } else {
+    if (zoom_ > 1.0) {
+      SetZoom(zoom_ - 0.25, focus_point);
+    }
+  }
+}
+
 void SubwayMap::OnPaint(wxPaintEvent &event) {
   if (GetSize() != rendered_.GetSize()) {
     wxSize panel_size = GetSize();
@@ -372,6 +392,8 @@ void SubwayMap::OnMouseMove(wxMouseEvent &event) {
 
   SetScrollSpeed(scroll_x, scroll_y);
 
+  mouse_position_ = event.GetPosition();
+
   event.Skip();
 }
 
@@ -390,7 +412,10 @@ void SubwayMap::OnMouseScroll(wxMouseEvent &event) {
   event.Skip();
 }
 
-void SubwayMap::OnMouseLeave(wxMouseEvent &event) { SetScrollSpeed(0, 0); }
+void SubwayMap::OnMouseLeave(wxMouseEvent &event) {
+  SetScrollSpeed(0, 0);
+  mouse_position_ = std::nullopt;
+}
 
 void SubwayMap::OnTimer(wxTimerEvent &event) {
   SetZoomPos({zoom_x_ + scroll_x_, zoom_y_ + scroll_y_});
@@ -464,7 +489,8 @@ void SubwayMap::Redraw() {
 
     wxPoint real_area_pos = {subway_item.x, subway_item.y};
 
-    int real_area_size = (draw_type == ItemDrawType::kOwl ? OWL_ACTUAL_SIZE : AREA_ACTUAL_SIZE);
+    int real_area_size =
+        (draw_type == ItemDrawType::kOwl ? OWL_ACTUAL_SIZE : AREA_ACTUAL_SIZE);
 
     if (draw_type == ItemDrawType::kBox) {
       dc.SetPen(*wxThePenList->FindOrCreatePen(*wxBLACK, 1));
@@ -25,6 +25,7 @@ class SubwayMap : public wxPanel {
   void OnConnect();
   void UpdateIndicators();
   void UpdateSunwarp(SubwaySunwarp from_sunwarp, SubwaySunwarp to_sunwarp);
+  void Zoom(bool in);
 
  private:
   void OnPaint(wxPaintEvent &event);
@@ -65,6 +66,8 @@ class SubwayMap : public wxPanel {
 
   wxSlider *zoom_slider_;
 
+  std::optional<wxPoint> mouse_position_;
+
   struct GetItemBox {
     quadtree::Box<float> operator()(const int &id) const;
   };
@@ -2,6 +2,7 @@
 
 #include <wx/aboutdlg.h>
 #include <wx/choicebk.h>
+#include <wx/notebook.h>
 #include <wx/webrequest.h>
 
 #include <nlohmann/json.hpp>
@@ -19,7 +20,9 @@
 enum TrackerFrameIds {
   ID_CONNECT = 1,
   ID_CHECK_FOR_UPDATES = 2,
-  ID_SETTINGS = 3
+  ID_SETTINGS = 3,
+  ID_ZOOM_IN = 4,
+  ID_ZOOM_OUT = 5,
 };
 
 wxDEFINE_EVENT(STATE_RESET, wxCommandEvent);
@@ -38,12 +41,20 @@ TrackerFrame::TrackerFrame()
   menuFile->Append(ID_SETTINGS, "&Settings");
   menuFile->Append(wxID_EXIT);
 
+  wxMenu *menuView = new wxMenu();
+  zoom_in_menu_item_ = menuView->Append(ID_ZOOM_IN, "Zoom In\tCtrl-+");
+  zoom_out_menu_item_ = menuView->Append(ID_ZOOM_OUT, "Zoom Out\tCtrl--");
+
+  zoom_in_menu_item_->Enable(false);
+  zoom_out_menu_item_->Enable(false);
+
   wxMenu *menuHelp = new wxMenu();
   menuHelp->Append(wxID_ABOUT);
   menuHelp->Append(ID_CHECK_FOR_UPDATES, "Check for Updates");
 
   wxMenuBar *menuBar = new wxMenuBar();
   menuBar->Append(menuFile, "&File");
+  menuBar->Append(menuView, "&View");
   menuBar->Append(menuHelp, "&Help");
 
   SetMenuBar(menuBar);
@@ -57,6 +68,9 @@ TrackerFrame::TrackerFrame()
   Bind(wxEVT_MENU, &TrackerFrame::OnSettings, this, ID_SETTINGS);
   Bind(wxEVT_MENU, &TrackerFrame::OnCheckForUpdates, this,
        ID_CHECK_FOR_UPDATES);
+  Bind(wxEVT_MENU, &TrackerFrame::OnZoomIn, this, ID_ZOOM_IN);
+  Bind(wxEVT_MENU, &TrackerFrame::OnZoomOut, this, ID_ZOOM_OUT);
+  Bind(wxEVT_NOTEBOOK_PAGE_CHANGED, &TrackerFrame::OnChangePage, this);
   Bind(STATE_RESET, &TrackerFrame::OnStateReset, this);
   Bind(STATE_CHANGED, &TrackerFrame::OnStateChanged, this);
   Bind(STATUS_CHANGED, &TrackerFrame::OnStatusChanged, this);
@@ -66,15 +80,15 @@ TrackerFrame::TrackerFrame()
   wxChoicebook *choicebook = new wxChoicebook(this, wxID_ANY);
   choicebook->AddPage(achievements_pane_, "Achievements");
 
-  wxNotebook *rightpane = new wxNotebook(this, wxID_ANY);
-  tracker_panel_ = new TrackerPanel(rightpane);
-  subway_map_ = new SubwayMap(rightpane);
-  rightpane->AddPage(tracker_panel_, "Map");
-  rightpane->AddPage(subway_map_, "Subway");
+  notebook_ = new wxNotebook(this, wxID_ANY);
+  tracker_panel_ = new TrackerPanel(notebook_);
+  subway_map_ = new SubwayMap(notebook_);
+  notebook_->AddPage(tracker_panel_, "Map");
+  notebook_->AddPage(subway_map_, "Subway");
 
   wxBoxSizer *top_sizer = new wxBoxSizer(wxHORIZONTAL);
   top_sizer->Add(choicebook, wxSizerFlags().Expand().Proportion(1));
-  top_sizer->Add(rightpane, wxSizerFlags().Expand().Proportion(3));
+  top_sizer->Add(notebook_, wxSizerFlags().Expand().Proportion(3));
 
   SetSizerAndFit(top_sizer);
   SetSize(1280, 728);
@@ -174,6 +188,23 @@ void TrackerFrame::OnCheckForUpdates(wxCommandEvent &event) {
   CheckForUpdates(/*manual=*/true);
 }
 
+void TrackerFrame::OnZoomIn(wxCommandEvent &event) {
+  if (notebook_->GetSelection() == 1) {
+    subway_map_->Zoom(true);
+  }
+}
+
+void TrackerFrame::OnZoomOut(wxCommandEvent& event) {
+  if (notebook_->GetSelection() == 1) {
+    subway_map_->Zoom(false);
+  }
+}
+
+void TrackerFrame::OnChangePage(wxBookCtrlEvent &event) {
+  zoom_in_menu_item_->Enable(event.GetSelection() == 1);
+  zoom_out_menu_item_->Enable(event.GetSelection() == 1);
+}
+
 void TrackerFrame::OnStateReset(wxCommandEvent& event) {
   tracker_panel_->UpdateIndicators();
   achievements_pane_->UpdateIndicators();
@@ -10,6 +10,8 @@
 class AchievementsPane;
 class SubwayMap;
 class TrackerPanel;
+class wxBookCtrlEvent;
+class wxNotebook;
 
 wxDECLARE_EVENT(STATE_RESET, wxCommandEvent);
 wxDECLARE_EVENT(STATE_CHANGED, wxCommandEvent);
@@ -30,6 +32,9 @@ class TrackerFrame : public wxFrame {
   void OnConnect(wxCommandEvent &event);
   void OnSettings(wxCommandEvent &event);
   void OnCheckForUpdates(wxCommandEvent &event);
+  void OnZoomIn(wxCommandEvent &event);
+  void OnZoomOut(wxCommandEvent &event);
+  void OnChangePage(wxBookCtrlEvent &event);
 
   void OnStateReset(wxCommandEvent &event);
   void OnStateChanged(wxCommandEvent &event);
@@ -37,9 +42,13 @@ class TrackerFrame : public wxFrame {
 
   void CheckForUpdates(bool manual);
 
+  wxNotebook *notebook_;
   TrackerPanel *tracker_panel_;
   AchievementsPane *achievements_pane_;
   SubwayMap *subway_map_;
+
+  wxMenuItem *zoom_in_menu_item_;
+  wxMenuItem *zoom_out_menu_item_;
 };
 
 #endif /* end of include guard: TRACKER_FRAME_H_86BD8DFB */