From 7ce21788f86d489d6dc08d9b2d3f6e3f8495b64e Mon Sep 17 00:00:00 2001
From: Hugues Ross <hugues.ross@gmail.com>
Date: Sat, 15 Feb 2020 10:33:18 -0500
Subject: Add animated_image[] formspec element  (#9258)

---
 src/gui/guiFormSpecMenu.cpp | 58 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

(limited to 'src/gui/guiFormSpecMenu.cpp')

diff --git a/src/gui/guiFormSpecMenu.cpp b/src/gui/guiFormSpecMenu.cpp
index 98f4368f4..3d473550c 100644
--- a/src/gui/guiFormSpecMenu.cpp
+++ b/src/gui/guiFormSpecMenu.cpp
@@ -55,6 +55,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "util/string.h" // for parseColorString()
 #include "irrlicht_changes/static_text.h"
 #include "client/guiscalingfilter.h"
+#include "guiAnimatedImage.h"
 #include "guiBackgroundImage.h"
 #include "guiBox.h"
 #include "guiButton.h"
@@ -779,6 +780,58 @@ void GUIFormSpecMenu::parseImage(parserData* data, const std::string &element)
 	errorstream<< "Invalid image element(" << parts.size() << "): '" << element << "'"  << std::endl;
 }
 
+void GUIFormSpecMenu::parseAnimatedImage(parserData *data, const std::string &element)
+{
+	std::vector<std::string> parts = split(element, ';');
+
+	if (parts.size() != 3 &&
+			!(parts.size() > 3 && m_formspec_version > FORMSPEC_API_VERSION)) {
+		errorstream << "Invalid animated image element(" << parts.size()
+				<< "): '" << element << "'"  << std::endl;
+		return;
+	}
+
+	std::vector<std::string> v_pos   = split(parts[0], ',');
+	std::vector<std::string> v_geom  = split(parts[1], ',');
+	std::string name = unescape_string(parts[2]);
+
+	MY_CHECKPOS("animated_image", 0);
+	MY_CHECKGEOM("animated_image", 1);
+
+	v2s32 pos;
+	v2s32 geom;
+
+	if (data->real_coordinates) {
+		pos = getRealCoordinateBasePos(v_pos);
+		geom = getRealCoordinateGeometry(v_geom);
+	} else {
+		pos = getElementBasePos(&v_pos);
+		geom.X = stof(v_geom[0]) * (float)imgsize.X;
+		geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
+	}
+
+	if (!data->explicit_size)
+		warningstream << "invalid use of animated_image without a size[] element" << std::endl;
+
+	FieldSpec spec(
+			"",
+			L"",
+			L"",
+			258 + m_fields.size()
+	);
+
+	core::rect<s32> rect = core::rect<s32>(pos, pos + geom);
+
+	gui::IGUIElement *e = new GUIAnimatedImage(Environment, this, spec.fid,
+			rect, name, m_tsrc);
+
+	auto style = getStyleForElement("animated_image", spec.fname);
+	e->setNotClipped(style.getBool(StyleSpec::NOCLIP, false));
+	e->drop();
+
+	m_fields.push_back(spec);
+}
+
 void GUIFormSpecMenu::parseItemImage(parserData* data, const std::string &element)
 {
 	std::vector<std::string> parts = split(element,';');
@@ -2500,6 +2553,11 @@ void GUIFormSpecMenu::parseElement(parserData* data, const std::string &element)
 		return;
 	}
 
+	if (type == "animated_image") {
+		parseAnimatedImage(data, description);
+		return;
+	}
+
 	if (type == "item_image") {
 		parseItemImage(data, description);
 		return;
-- 
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