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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:24:48 +0000
commitcca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch)
tree146f39ded1c938019e1ed42d30923c2ac9e86789 /src/ui/tools/dropper-tool.h
parentInitial commit. (diff)
downloadinkscape-upstream.tar.xz
inkscape-upstream.zip
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--src/ui/tools/dropper-tool.h93
1 files changed, 93 insertions, 0 deletions
diff --git a/src/ui/tools/dropper-tool.h b/src/ui/tools/dropper-tool.h
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+// SPDX-License-Identifier: GPL-2.0-or-later
+#ifndef __SP_DROPPER_CONTEXT_H__
+#define __SP_DROPPER_CONTEXT_H__
+
+/*
+ * Tool for picking colors from drawing
+ *
+ * Authors:
+ * Lauris Kaplinski <lauris@kaplinski.com>
+ *
+ * Copyright (C) 1999-2002 Authors
+ *
+ * Released under GNU GPL v2+, read the file 'COPYING' for more information.
+ */
+
+#include <2geom/point.h>
+
+#include "color-rgba.h"
+#include "ui/tools/tool-base.h"
+
+struct SPCanvasItem;
+
+#define SP_DROPPER_CONTEXT(obj) (dynamic_cast<Inkscape::UI::Tools::DropperTool*>((Inkscape::UI::Tools::ToolBase*)obj))
+#define SP_IS_DROPPER_CONTEXT(obj) (dynamic_cast<const Inkscape::UI::Tools::DropperTool*>((const Inkscape::UI::Tools::ToolBase*)obj) != NULL)
+
+enum {
+ SP_DROPPER_PICK_VISIBLE,
+ SP_DROPPER_PICK_ACTUAL
+};
+enum {
+ DONT_REDRAW_CURSOR,
+ DRAW_FILL_CURSOR,
+ DRAW_STROKE_CURSOR
+};
+
+namespace Inkscape {
+
+class CanvasItemBpath;
+
+namespace UI {
+namespace Tools {
+
+class DropperTool : public ToolBase {
+public:
+ DropperTool(SPDesktop *desktop);
+ ~DropperTool() override;
+
+ guint32 get_color(bool invert = false, bool non_dropping = false);
+ sigc::signal<void, ColorRGBA *> onetimepick_signal;
+
+protected:
+ bool root_handler(GdkEvent *event) override;
+
+private:
+ // Stored color.
+ double R = 0.0;
+ double G = 0.0;
+ double B = 0.0;
+ double alpha = 0.0;
+ // Stored color taken from canvas. Used by clipboard.
+ // Identical to R, G, B, alpha if dropping disabled.
+ double non_dropping_R = 0.0;
+ double non_dropping_G = 0.0;
+ double non_dropping_B = 0.0;
+ double non_dropping_A = 0.0;
+
+ bool invert = false; ///< Set color to inverse rgb value
+ bool stroke = false; ///< Set to stroke color. In dropping mode, set from stroke color
+ bool dropping = false; ///< When true, get color from selected objects instead of canvas
+ bool dragging = false; ///< When true, get average color for region on canvas, instead of a single point
+
+ double radius = 0.0; ///< Size of region under dragging mode
+ Inkscape::CanvasItemBpath* area = nullptr; ///< Circle depicting region's borders in dragging mode
+ Geom::Point centre {0, 0}; ///< Center of region in dragging mode
+
+};
+
+}
+}
+}
+
+#endif
+
+/*
+ Local Variables:
+ mode:c++
+ c-file-style:"stroustrup"
+ c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
+ indent-tabs-mode:nil
+ fill-column:99
+ End:
+*/
+// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 :