1 files changed, 103 insertions, 9 deletions

diff --git a/platform/javascript/display_server_javascript.cpp b/platform/javascript/display_server_javascript.cpp
index 2842fc2f5e..a96c539a1f 100644
--- a/platform/javascript/display_server_javascript.cpp
+++ b/platform/javascript/display_server_javascript.cpp
@@ -28,13 +28,13 @@
 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.                */
 /*************************************************************************/
 
-#include "platform/javascript/display_server_javascript.h"
+#include "display_server_javascript.h"
 
 #ifdef GLES3_ENABLED
 #include "drivers/gles3/rasterizer_gles3.h"
 #endif
 #include "platform/javascript/os_javascript.h"
-#include "servers/rendering/rasterizer_dummy.h"
+#include "servers/rendering/dummy/rasterizer_dummy.h"
 
 #include <emscripten.h>
 #include <png.h>
@@ -244,9 +244,9 @@ const char *DisplayServerJavaScript::godot2dom_cursor(DisplayServer::CursorShape
 		case DisplayServer::CURSOR_CROSS:
 			return "crosshair";
 		case DisplayServer::CURSOR_WAIT:
-			return "progress";
-		case DisplayServer::CURSOR_BUSY:
 			return "wait";
+		case DisplayServer::CURSOR_BUSY:
+			return "progress";
 		case DisplayServer::CURSOR_DRAG:
 			return "grab";
 		case DisplayServer::CURSOR_CAN_DROP:
@@ -274,6 +274,90 @@ const char *DisplayServerJavaScript::godot2dom_cursor(DisplayServer::CursorShape
 	}
 }
 
+bool DisplayServerJavaScript::tts_is_speaking() const {
+	return godot_js_tts_is_speaking();
+}
+
+bool DisplayServerJavaScript::tts_is_paused() const {
+	return godot_js_tts_is_paused();
+}
+
+void DisplayServerJavaScript::update_voices_callback(int p_size, const char **p_voice) {
+	get_singleton()->voices.clear();
+	for (int i = 0; i < p_size; i++) {
+		Vector<String> tokens = String::utf8(p_voice[i]).split(";", true, 2);
+		if (tokens.size() == 2) {
+			Dictionary voice_d;
+			voice_d["name"] = tokens[1];
+			voice_d["id"] = tokens[1];
+			voice_d["language"] = tokens[0];
+			get_singleton()->voices.push_back(voice_d);
+		}
+	}
+}
+
+Array DisplayServerJavaScript::tts_get_voices() const {
+	godot_js_tts_get_voices(update_voices_callback);
+	return voices;
+}
+
+void DisplayServerJavaScript::tts_speak(const String &p_text, const String &p_voice, int p_volume, float p_pitch, float p_rate, int p_utterance_id, bool p_interrupt) {
+	if (p_interrupt) {
+		tts_stop();
+	}
+
+	if (p_text.is_empty()) {
+		tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, p_utterance_id);
+		return;
+	}
+
+	CharString string = p_text.utf8();
+	utterance_ids[p_utterance_id] = string;
+
+	godot_js_tts_speak(string.get_data(), p_voice.utf8().get_data(), CLAMP(p_volume, 0, 100), CLAMP(p_pitch, 0.f, 2.f), CLAMP(p_rate, 0.1f, 10.f), p_utterance_id, DisplayServerJavaScript::_js_utterance_callback);
+}
+
+void DisplayServerJavaScript::tts_pause() {
+	godot_js_tts_pause();
+}
+
+void DisplayServerJavaScript::tts_resume() {
+	godot_js_tts_resume();
+}
+
+void DisplayServerJavaScript::tts_stop() {
+	for (const KeyValue<int, CharString> &E : utterance_ids) {
+		tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, E.key);
+	}
+	utterance_ids.clear();
+	godot_js_tts_stop();
+}
+
+void DisplayServerJavaScript::_js_utterance_callback(int p_event, int p_id, int p_pos) {
+	DisplayServerJavaScript *ds = (DisplayServerJavaScript *)DisplayServer::get_singleton();
+	if (ds->utterance_ids.has(p_id)) {
+		int pos = 0;
+		if ((TTSUtteranceEvent)p_event == DisplayServer::TTS_UTTERANCE_BOUNDARY) {
+			// Convert position from UTF-8 to UTF-32.
+			const CharString &string = ds->utterance_ids[p_id];
+			for (int i = 0; i < MIN(p_pos, string.length()); i++) {
+				uint8_t c = string[i];
+				if ((c & 0xe0) == 0xc0) {
+					i += 1;
+				} else if ((c & 0xf0) == 0xe0) {
+					i += 2;
+				} else if ((c & 0xf8) == 0xf0) {
+					i += 3;
+				}
+				pos++;
+			}
+		} else if ((TTSUtteranceEvent)p_event != DisplayServer::TTS_UTTERANCE_STARTED) {
+			ds->utterance_ids.erase(p_id);
+		}
+		ds->tts_post_utterance_event((TTSUtteranceEvent)p_event, p_id, pos);
+	}
+}
+
 void DisplayServerJavaScript::cursor_set_shape(CursorShape p_shape) {
 	ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
 	if (cursor_shape == p_shape) {
@@ -287,7 +371,7 @@ DisplayServer::CursorShape DisplayServerJavaScript::cursor_get_shape() const {
 	return cursor_shape;
 }
 
-void DisplayServerJavaScript::cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
+void DisplayServerJavaScript::cursor_set_custom_image(const Ref<Resource> &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
 	if (p_cursor.is_valid()) {
 		Ref<Texture2D> texture = p_cursor;
 		Ref<AtlasTexture> atlas_texture = p_cursor;
@@ -325,12 +409,13 @@ void DisplayServerJavaScript::cursor_set_custom_image(const RES &p_cursor, Curso
 
 		image = image->duplicate();
 
-		if (atlas_texture.is_valid())
+		if (atlas_texture.is_valid()) {
 			image->crop_from_point(
 					atlas_rect.position.x,
 					atlas_rect.position.y,
 					texture_size.width,
 					texture_size.height);
+		}
 
 		if (image->get_format() != Image::FORMAT_RGBA8) {
 			image->convert(Image::FORMAT_RGBA8);
@@ -618,8 +703,9 @@ void DisplayServerJavaScript::set_icon(const Ref<Image> &p_icon) {
 		ERR_FAIL_COND(icon->decompress() != OK);
 	}
 	if (icon->get_format() != Image::FORMAT_RGBA8) {
-		if (icon == p_icon)
+		if (icon == p_icon) {
 			icon = icon->duplicate();
+		}
 		icon->convert(Image::FORMAT_RGBA8);
 	}
 
@@ -663,7 +749,7 @@ DisplayServerJavaScript::DisplayServerJavaScript(const String &p_rendering_drive
 	godot_js_config_canvas_id_get(canvas_id, 256);
 
 	// Handle contextmenu, webglcontextlost
-	godot_js_display_setup_canvas(p_resolution.x, p_resolution.y, p_window_mode == WINDOW_MODE_FULLSCREEN, OS::get_singleton()->is_hidpi_allowed() ? 1 : 0);
+	godot_js_display_setup_canvas(p_resolution.x, p_resolution.y, (p_window_mode == WINDOW_MODE_FULLSCREEN || p_window_mode == WINDOW_MODE_EXCLUSIVE_FULLSCREEN), OS::get_singleton()->is_hidpi_allowed() ? 1 : 0);
 
 	// Check if it's windows.
 	swap_cancel_ok = godot_js_display_is_swap_ok_cancel() == 1;
@@ -753,6 +839,8 @@ bool DisplayServerJavaScript::has_feature(Feature p_feature) const {
 		//case FEATURE_ORIENTATION:
 		case FEATURE_VIRTUAL_KEYBOARD:
 			return godot_js_display_vk_available() != 0;
+		case FEATURE_TEXT_TO_SPEECH:
+			return godot_js_display_tts_available() != 0;
 		default:
 			return false;
 	}
@@ -794,6 +882,10 @@ float DisplayServerJavaScript::screen_get_scale(int p_screen) const {
 	return godot_js_display_pixel_ratio_get();
 }
 
+float DisplayServerJavaScript::screen_get_refresh_rate(int p_screen) const {
+	return SCREEN_REFRESH_RATE_FALLBACK; // Javascript doesn't have much of a need for the screen refresh rate, and there's no native way to do so.
+}
+
 Vector<DisplayServer::WindowID> DisplayServerJavaScript::get_window_list() const {
 	Vector<WindowID> ret;
 	ret.push_back(MAIN_WINDOW_ID);
@@ -887,8 +979,9 @@ Size2i DisplayServerJavaScript::window_get_real_size(WindowID p_window) const {
 }
 
 void DisplayServerJavaScript::window_set_mode(WindowMode p_mode, WindowID p_window) {
-	if (window_mode == p_mode)
+	if (window_mode == p_mode) {
 		return;
+	}
 
 	switch (p_mode) {
 		case WINDOW_MODE_WINDOWED: {
@@ -897,6 +990,7 @@ void DisplayServerJavaScript::window_set_mode(WindowMode p_mode, WindowID p_wind
 			}
 			window_mode = WINDOW_MODE_WINDOWED;
 		} break;
+		case WINDOW_MODE_EXCLUSIVE_FULLSCREEN:
 		case WINDOW_MODE_FULLSCREEN: {
 			int result = godot_js_display_fullscreen_request();
 			ERR_FAIL_COND_MSG(result, "The request was denied. Remember that enabling fullscreen is only possible from an input callback for the HTML5 platform.");