From b29eafffd0b92cc7b67e5cd877aad5e98b0f0231 Mon Sep 17 00:00:00 2001
From: Ted Gould <ted@gould.cx>
Date: Fri, 10 Aug 2007 17:38:51 +0000
Subject: r16217@tres:  ted | 2007-08-10 10:36:27 -0700  ImageMagick effects
 patch from Chris Brown.  Google Summer of Code  project.

(bzr r3450)
---
 src/extension/internal/bitmap/modulate.cpp | 57 ++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 src/extension/internal/bitmap/modulate.cpp

(limited to 'src/extension/internal/bitmap/modulate.cpp')

diff --git a/src/extension/internal/bitmap/modulate.cpp b/src/extension/internal/bitmap/modulate.cpp
new file mode 100644
index 000000000..97a4d5a47
--- /dev/null
+++ b/src/extension/internal/bitmap/modulate.cpp
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2007 Authors:
+ *   Christopher Brown <audiere@gmail.com>
+ *   Ted Gould <ted@gould.cx>
+ *   
+ * Released under GNU GPL, read the file 'COPYING' for more information
+ */
+
+#include "extension/effect.h"
+#include "extension/system.h"
+
+#include "modulate.h"
+
+namespace Inkscape {
+namespace Extension {
+namespace Internal {
+namespace Bitmap {
+	
+void
+Modulate::applyEffect(Magick::Image* image) {
+	float hue = (_hue + 180.0) / 180.0;
+	image->modulate(_brightness, _saturation, hue);
+}
+
+void
+Modulate::refreshParameters(Inkscape::Extension::Effect* module) {
+	_brightness = module->get_param_float("brightness");
+	_saturation = module->get_param_float("saturation");
+	_hue = module->get_param_float("hue");
+}
+
+#include "../clear-n_.h"
+
+void
+Modulate::init(void)
+{
+	Inkscape::Extension::build_from_mem(
+		"<inkscape-extension>\n"
+			"<name>" N_("Modulate") "</name>\n"
+			"<id>org.inkscape.effect.bitmap.modulate</id>\n"			
+			"<param name=\"brightness\" gui-text=\"" N_("Brightness") "\" type=\"float\" min=\"0.0\" max=\"10.0\">1.0</param>\n"
+			"<param name=\"saturation\" gui-text=\"" N_("Saturation") "\" type=\"float\" min=\"0.0\" max=\"10.0\">1.0</param>\n"
+			"<param name=\"hue\" gui-text=\"" N_("Hue") "\" type=\"float\" min=\"-180.0\" max=\"180.0\">0.0</param>\n"
+			"<effect>\n"
+				"<object-type>all</object-type>\n"
+				"<effects-menu>\n"
+					"<submenu name=\"" N_("Raster") "\" />\n"
+				"</effects-menu>\n"
+				"<menu-tip>" N_("Apply Modulate Effect") "</menu-tip>\n"
+			"</effect>\n"
+		"</inkscape-extension>\n", new Modulate());
+}
+
+}; /* namespace Bitmap */
+}; /* namespace Internal */
+}; /* namespace Extension */
+}; /* namespace Inkscape */
-- 
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