From 8333b93664b9a38e3ee857c00645a9fad4d8af3c Mon Sep 17 00:00:00 2001
From: Emmanouil Papadeas <manoschool@yahoo.gr>
Date: Thu, 4 Jan 2024 15:55:30 +0200
Subject: [PATCH] Export palettes as images on the Web version

---
 src/Palette/EditPaletteDialog.gd |  5 ++++-
 src/Palette/PalettePanel.gd      | 10 ++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/Palette/EditPaletteDialog.gd b/src/Palette/EditPaletteDialog.gd
index 9a56b676c..820a46126 100644
--- a/src/Palette/EditPaletteDialog.gd
+++ b/src/Palette/EditPaletteDialog.gd
@@ -89,7 +89,10 @@ func _on_EditPaletteDialog_custom_action(action: String) -> void:
 	if action == DELETE_ACTION:
 		delete_confirmation.popup_centered()
 	elif action == EXPORT_ACTION:
-		export_file_dialog.popup_centered()
+		if OS.get_name() == "HTML5":
+			emit_signal("exported")
+		else:
+			export_file_dialog.popup_centered()
 
 
 func _on_delete_confirmation_confirmed() -> void:
diff --git a/src/Palette/PalettePanel.gd b/src/Palette/PalettePanel.gd
index 5762e3e1d..b68846603 100644
--- a/src/Palette/PalettePanel.gd
+++ b/src/Palette/PalettePanel.gd
@@ -225,9 +225,15 @@ func _color_changed(_color: Color, button: int) -> void:
 		palette_grid.unselect_swatch(button, swatch_to_unselect)
 
 
-func _on_EditPaletteDialog_exported(path: String) -> void:
+func _on_EditPaletteDialog_exported(path := "") -> void:
+	var image: Image = Palettes.current_palette.convert_to_image()
+	if OS.get_name() == "HTML5":
+		JavaScript.download_buffer(
+			image.save_png_to_buffer(), Palettes.current_palette.name, "image/png"
+		)
+	if path.empty():
+		return
 	var extension := path.get_extension()
 	match extension:
 		"png":
-			var image: Image = Palettes.current_palette.convert_to_image()
 			image.save_png(path)