[Dextrose] [PATCH Paint Activity] Implemented Mirroring Effect in Paint Activity (SL#2463)
Ayush Goyal
ayush at seeta.in
Tue Oct 19 10:53:03 EDT 2010
Two Mirror effects Mirror Horizontal and Mirror Vertical have been added.
Mirror Horizontal tool flips the entire image or selected area horizontally.
Mirror Vertical tool does the same vertically.
Signed-off-by: Ayush Goyal <ayush at seeta.in>
---
Area.py | 40 ++++++-
icons/mirror-horizontal.svg | 272 +++++++++++++++++++++++++++++++++++++++++++
icons/mirror-vertical.svg | 272 +++++++++++++++++++++++++++++++++++++++++++
toolbox.py | 27 ++++-
4 files changed, 605 insertions(+), 6 deletions(-)
create mode 100644 icons/mirror-horizontal.svg
create mode 100644 icons/mirror-vertical.svg
diff --git a/Area.py b/Area.py
index 7c7f4c5..bb83fee 100644
--- a/Area.py
+++ b/Area.py
@@ -835,7 +835,7 @@ class Area(gtk.DrawingArea):
if not self.selmove:
self.enableUndo(widget)
- def invert_colors(self,widget):
+ def invert_colors(self, widget):
"""Apply invert color effect.
@param self -- the Area object (GtkDrawingArea)
@@ -873,6 +873,44 @@ class Area(gtk.DrawingArea):
self.queue_draw()
if not self.selmove:
self.enableUndo(widget)
+
+ def mirror(self, widget, flip):
+ """Apply mirror horizontal/vertical effect.
+
+ @param self -- the Area object (GtkDrawingArea)
+ @param widget -- the Area object (GtkDrawingArea)
+
+ """
+
+ width, height = self.window.get_size()
+
+ if self.selmove:
+ size = self.pixmap_sel.get_size()
+ pix = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB,False,8,size[0],size[1])
+ pix.get_from_drawable(self.pixmap_sel,gtk.gdk.colormap_get_system(),0,0,0,0,size[0],size[1])
+ else:
+ pix = gtk.gdk.Pixbuf(gtk.gdk.COLORSPACE_RGB,False,8,width,height)
+ pix.get_from_drawable(self.pixmap,gtk.gdk.colormap_get_system(),0,0,0,0,width,height)
+
+ if flip=='Horizontal':
+ pix=pix.flip(True)
+ else:
+ pix=pix.flip(False)
+
+ if self.selmove:
+ self.pixmap_sel.draw_pixbuf(self.gc,pix,0,0,0,0,size[0],size[1],dither=gtk.gdk.RGB_DITHER_NORMAL,x_dither=0,y_dither=0)
+
+ self.pixmap_temp.draw_drawable(self.gc,self.pixmap,0,0,0,0,width,height)
+ self.pixmap_temp.draw_drawable(self.gc,self.pixmap_sel,0,0,self.orig_x,self.orig_y,size[0],size[1])
+ self.pixmap_temp.draw_rectangle(self.gc_selection,False,self.orig_x,self.orig_y,size[0],size[1])
+ self.pixmap_temp.draw_rectangle(self.gc_selection1,False,self.orig_x-1,self.orig_y-1,size[0]+2,size[1]+2)
+
+ else:
+ self.pixmap.draw_pixbuf(self.gc,pix,0,0,0,0,width,height,dither=gtk.gdk.RGB_DITHER_NORMAL,x_dither=0,y_dither=0)
+
+ self.queue_draw()
+ if not self.selmove:
+ self.enableUndo(widget)
def _pixbuf2Image(self, pb):
"""change a pixbuf to RGB image
diff --git a/icons/mirror-horizontal.svg b/icons/mirror-horizontal.svg
new file mode 100644
index 0000000..2554356
--- /dev/null
+++ b/icons/mirror-horizontal.svg
@@ -0,0 +1,272 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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+ xmlns:dc="http://purl.org/dc/elements/1.1/"
+ xmlns:cc="http://creativecommons.org/ns#"
+ xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+ xmlns:svg="http://www.w3.org/2000/svg"
+ xmlns="http://www.w3.org/2000/svg"
+ xmlns:xlink="http://www.w3.org/1999/xlink"
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+ height="55px"
+ version="1.1"
+ viewBox="0 0 55 55"
+ width="55px"
+ x="0px"
+ xml:space="preserve"
+ y="0px"
+ id="svg2"
+ inkscape:version="0.48.0 r9654"
+ sodipodi:docname="mirror-horizontal.svg"><metadata
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diff --git a/icons/mirror-vertical.svg b/icons/mirror-vertical.svg
new file mode 100644
index 0000000..0bfd72b
--- /dev/null
+++ b/icons/mirror-vertical.svg
@@ -0,0 +1,272 @@
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+ style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.11099994;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+ id="path3928"
+ sodipodi:sides="3"
+ sodipodi:cx="19.393658"
+ sodipodi:cy="8.2089548"
+ sodipodi:r1="10.515096"
+ sodipodi:r2="5.2575479"
+ sodipodi:arg1="0.52359878"
+ sodipodi:arg2="1.5707963"
+ inkscape:flatsided="true"
+ inkscape:rounded="0"
+ inkscape:randomized="0"
+ d="m 28.499998,13.466503 -18.21268,0 9.10634,-15.7726439 z"
+ inkscape:transform-center-y="-2.6287739"
+ transform="translate(7.0802239,4.8246269)" /><path
+ sodipodi:type="star"
+ style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:1.11099994;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0"
+ id="path3928-8"
+ sodipodi:sides="3"
+ sodipodi:cx="19.393658"
+ sodipodi:cy="8.2089548"
+ sodipodi:r1="10.515096"
+ sodipodi:r2="5.2575479"
+ sodipodi:arg1="0.52359878"
+ sodipodi:arg2="1.5707963"
+ inkscape:flatsided="true"
+ inkscape:rounded="0"
+ inkscape:randomized="0"
+ d="m 28.499998,13.466503 -18.21268,0 9.10634,-15.7726439 z"
+ inkscape:transform-center-y="2.6287735"
+ transform="matrix(1,0,0,-1,7.4906711,48.214509)" /><path
+ style="fill:none;stroke:#000000;stroke-width:1;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1;stroke-miterlimit:4;stroke-dasharray:1,1;stroke-dashoffset:0"
+ d="M 0.20522388,26.679104 55,26.47388 l -0.307836,0.102612 0.205224,0"
+ id="path3948"
+ inkscape:connector-curvature="0" /></svg>
\ No newline at end of file
diff --git a/toolbox.py b/toolbox.py
index c45ad0e..d15d2db 100644
--- a/toolbox.py
+++ b/toolbox.py
@@ -1258,16 +1258,25 @@ class EffectsToolbar(gtk.Toolbar):
self._effect_rainbow = DrawToolButton('effect-rainbow', activity.tool_group,_('Rainbow'))
self.insert(self._effect_rainbow, -1)
self._configure_palette(self._effect_rainbow, self._EFFECT_RAINBOW)
-
-
- separator = gtk.SeparatorToolItem()
- self.insert(separator, -1)
-
+
self._invert_colors = ToolButton('invert-colors')
self.insert(self._invert_colors, -1)
self._invert_colors.show()
self._invert_colors.set_tooltip(_('Invert Colors'))
+ separator = gtk.SeparatorToolItem()
+ self.insert(separator, -1)
+
+ self._mirror_horizontal = ToolButton('mirror-horizontal')
+ self.insert(self._mirror_horizontal, -1)
+ self._mirror_horizontal.show()
+ self._mirror_horizontal.set_tooltip(_('Mirror Horizontal'))
+
+ self._mirror_vertical = ToolButton('mirror-vertical')
+ self.insert(self._mirror_vertical, -1)
+ self._mirror_vertical.show()
+ self._mirror_vertical.set_tooltip(_('Mirror Vertical'))
+
"""
#FIXME: Must be implemented
self._black_and_white = ToolButton('black_and_white')
@@ -1280,6 +1289,8 @@ class EffectsToolbar(gtk.Toolbar):
self._effect_grayscale.connect('clicked', self.grayscale)
self._effect_rainbow.connect('clicked', self.rainbow)
self._invert_colors.connect('clicked', self.invert_colors)
+ self._mirror_vertical.connect('clicked', self.mirror_vertical)
+ self._mirror_horizontal.connect('clicked', self.mirror_horizontal)
##Make the colors be in grayscale
def grayscale(self, widget):
@@ -1291,6 +1302,12 @@ class EffectsToolbar(gtk.Toolbar):
def invert_colors(self, widget):
self._activity.area.invert_colors(widget)
+
+ def mirror_horizontal(self, widget):
+ self._activity.area.mirror(widget, 'Horizontal')
+
+ def mirror_vertical(self, widget):
+ self._activity.area.mirror(widget, 'Vertical')
# setting cursor: moved to Area
--
1.7.1
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