Add play/pause button to the bottom right of the pause screen

Author: hrydgard

Common/UI/View.h

@@ -903,6 +903,18 @@ class Spacer : public InertView {
 	void GetContentDimensions(const UIContext &dc, float &w, float &h) const override {
 		w = size_; h = size_;
 	}
+
+	void GetContentDimensionsBySpec(const UIContext &dc, MeasureSpec horiz, MeasureSpec vert, float &w, float &h) const override {
+		if (horiz.type == AT_MOST || horiz.type == EXACTLY)
+			w = horiz.size;
+		else
+			w = size_;
+		if (vert.type == AT_MOST || vert.type == EXACTLY)
+			h = vert.size;
+		else
+			h = size_;
+	}
+
 	void Draw(UIContext &dc) override {}
 	std::string DescribeText() const override { return ""; }
 

Common/UI/ViewGroup.cpp

@@ -25,7 +25,7 @@ namespace UI {
 
 static constexpr Size ITEM_HEIGHT = 64.f;
 
-void ApplyGravity(const Bounds outer, const Margins &margins, float w, float h, int gravity, Bounds &inner) {
+void ApplyGravity(const Bounds &outer, const Margins &margins, float w, float h, int gravity, Bounds &inner) {
 	inner.w = w;
 	inner.h = h;
 
@@ -495,6 +495,10 @@ void LinearLayout::Measure(const UIContext &dc, MeasureSpec horiz, MeasureSpec v
 	if (views_.empty())
 		return;
 
+	if (tag_ == "debug") {
+		tag_ = "debug";
+	}
+
 	float sum = 0.0f;
 	float maxOther = 0.0f;
 	float totalWeight = 0.0f;
@@ -666,6 +670,10 @@ void LinearLayout::Measure(const UIContext &dc, MeasureSpec horiz, MeasureSpec v
 void LinearLayout::Layout() {
 	const Bounds &bounds = bounds_;
 
+	if (tag_ == "debug") {
+		tag_ = "debug";
+	}
+
 	Bounds itemBounds;
 	float pos;
 

UI/PauseScreen.cpp

@@ -356,8 +356,12 @@ void GamePauseScreen::CreateViews() {
 		leftColumnItems->Add(new NoticeView(NoticeLevel::INFO, notAvailable, ""));
 	}
 
-	ViewGroup *rightColumn = new ScrollView(ORIENT_VERTICAL, new LinearLayoutParams(vertical ? 200 : 300, FILL_PARENT, actionMenuMargins));
-	root_->Add(rightColumn);
+	ViewGroup *rightColumnHolder = new LinearLayout(ORIENT_VERTICAL, new LinearLayoutParams(vertical ? 200 : 300, FILL_PARENT, actionMenuMargins));
+
+	ViewGroup *rightColumn = new ScrollView(ORIENT_VERTICAL, new LinearLayoutParams(1.0f));
+	rightColumnHolder->Add(rightColumn);
+
+	root_->Add(rightColumnHolder);
 
 	LinearLayout *rightColumnItems = new LinearLayout(ORIENT_VERTICAL);
 	rightColumn->Add(rightColumnItems);
@@ -414,8 +418,17 @@ void GamePauseScreen::CreateViews() {
 	} else {
 		rightColumnItems->Add(new Choice(pa->T("Exit to menu")))->OnClick.Handle(this, &GamePauseScreen::OnExitToMenu);
 	}
-	rightColumnItems->Add(new Spacer(25.0f));
-	rightColumnItems->Add(new CheckBox(&g_Config.bRunBehindPauseMenu, "Run Behind"));
+
+	ViewGroup *playControls = rightColumnHolder->Add(new LinearLayout(ORIENT_HORIZONTAL, new LinearLayoutParams(FILL_PARENT, WRAP_CONTENT)));
+	playControls->SetTag("debug");
+	playControls->Add(new Spacer(new LinearLayoutParams(1.0f)));
+	playButton_ = playControls->Add(new Button("", g_Config.bRunBehindPauseMenu ? ImageID("I_PAUSE") : ImageID("I_PLAY"), new LinearLayoutParams(0.0f, G_RIGHT)));
+	playButton_->OnClick.Add([=](UI::EventParams &e) {
+		g_Config.bRunBehindPauseMenu = !g_Config.bRunBehindPauseMenu;
+		playButton_->SetImageID(g_Config.bRunBehindPauseMenu ? ImageID("I_PAUSE") : ImageID("I_PLAY"));
+		return UI::EVENT_DONE;
+	});
+	rightColumnHolder->Add(new Spacer(10.0f));
 }
 
 UI::EventReturn GamePauseScreen::OnGameSettings(UI::EventParams &e) {

UI/PauseScreen.h

@@ -66,5 +66,5 @@ class GamePauseScreen : public UIDialogScreenWithGameBackground {
 	bool finishNextFrame_ = false;
 	PauseScreenMode mode_ = PauseScreenMode::MAIN;
 
-	UI::Button *pauseButton_ = nullptr;
+	UI::Button *playButton_ = nullptr;
 };

assets/ui_atlas.meta

@@ -1,9 +1,9 @@
 # Note that we do not copy the big font atlas to Android assets. No longer needed!
 
 ./ext/native/tools/build/atlastool ui_atlasscript.txt ui 8888 && cp ui_atlas.zim ui_atlas.meta assets && rm ui_atlas.cpp ui_atlas.h
-./ext/native/tools/build/atlastool font_atlasscript.txt font 8888 && cp font_atlas.zim font_atlas.meta assets && rm font_atlas.cpp font_atlas.h
-./ext/native/tools/build/atlastool asciifont_atlasscript.txt asciifont 8888 && cp asciifont_atlas.zim asciifont_atlas.meta assets && rm asciifont_atlas.cpp asciifont_atlas.h
+#./ext/native/tools/build/atlastool font_atlasscript.txt font 8888 && cp font_atlas.zim font_atlas.meta assets && rm font_atlas.cpp font_atlas.h
+#./ext/native/tools/build/atlastool asciifont_atlasscript.txt asciifont 8888 && cp asciifont_atlas.zim asciifont_atlas.meta assets && rm asciifont_atlas.cpp asciifont_atlas.h
 
 rm ui_atlas.zim ui_atlas.meta
-rm font_atlas.zim font_atlas.meta
-rm asciifont_atlas.zim asciifont_atlas.meta
+#rm font_atlas.zim font_atlas.meta
+#rm asciifont_atlas.zim asciifont_atlas.meta

assets/ui_atlas.zim

@@ -74,6 +74,7 @@ image I_RETROACHIEVEMENTS_LOGO source_assets/image/retroachievements_logo.png co
 image I_CHECKMARK source_assets/image/checkmark.png copy
 image I_PLAY source_assets/image/play.png copy
 image I_STOP source_assets/image/stop.png copy
+image I_PAUSE source_assets/image/pause.png copy
 image I_FASTFORWARD source_assets/image/fast_forward.png copy
 image I_RECORD source_assets/image/record.png copy
 image I_SPEAKER source_assets/image/speaker.png copy