def __init__(self, presenter, parent):
self.presenter = presenter
self.eventloop = self.presenter.eventloop
self.app = presenter.app
self.doc = self.presenter.model
self.renderer = PDRenderer(self)
style = wx.FULL_REPAINT_ON_RESIZE | wx.WANTS_CHARS
wx.Panel.__init__(self, parent, style=style)
self.SetBackgroundColour(wx.Colour(255, 255, 255))
self.hit_surface = HitSurface(self)
self.zoom_stack = []
self.ctx_menu = ContextMenu(self.app, self)
self.timer = CanvasTimer(self)
self.Bind(wx.EVT_TIMER, self._on_timer)
self.ctrls = self.init_controllers()
self.Bind(wx.EVT_PAINT, self.on_paint, self)
self.Bind(wx.EVT_ENTER_WINDOW, self.mouse_enter, self)
# ----- Mouse binding
self.Bind(wx.EVT_LEFT_DOWN, self.mouse_left_down)
self.Bind(wx.EVT_LEFT_UP, self.mouse_left_up)
self.Bind(wx.EVT_LEFT_DCLICK, self.mouse_left_dclick)
self.Bind(wx.EVT_RIGHT_DOWN, self.mouse_right_down)
self.Bind(wx.EVT_RIGHT_UP, self.mouse_right_up)
self.Bind(wx.EVT_MIDDLE_DOWN, self.mouse_middle_down)
self.Bind(wx.EVT_MIDDLE_UP, self.mouse_middle_up)
self.Bind(wx.EVT_MOUSEWHEEL, self.mouse_wheel)
self.Bind(wx.EVT_MOTION, self.mouse_move)
self.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.capture_lost)
# ----- Keyboard binding
self.kbproc = Kbd_Processor(self)
self.Bind(wx.EVT_KEY_DOWN, self.kbproc.on_key_down)
self.Bind(wx.EVT_CHAR, self.kbproc.on_char)
# self.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
# ----- Application eventloop bindings
self.eventloop.connect(self.eventloop.DOC_MODIFIED, self.doc_modified)
self.eventloop.connect(self.eventloop.PAGE_CHANGED, self.doc_modified)
self.eventloop.connect(self.eventloop.SELECTION_CHANGED,
self.selection_redraw)
def __init__(self, presenter, parent):
self.presenter = presenter
self.eventloop = self.presenter.eventloop
self.app = presenter.app
self.doc = self.presenter.model
self.renderer = PDRenderer(self)
style = wx.FULL_REPAINT_ON_RESIZE | wx.WANTS_CHARS
wx.Panel.__init__(self, parent, style=style)
self.SetBackgroundColour(wx.Colour(255, 255, 255))
self.hit_surface = HitSurface(self)
self.zoom_stack = []
self.ctx_menu = ContextMenu(self.app, self)
self.timer = CanvasTimer(self)
self.Bind(wx.EVT_TIMER, self._on_timer)
self.ctrls = self.init_controllers()
self.Bind(wx.EVT_PAINT, self.on_paint, self)
self.Bind(wx.EVT_ENTER_WINDOW, self.mouse_enter, self)
# ----- Mouse binding
self.Bind(wx.EVT_LEFT_DOWN, self.mouse_left_down)
self.Bind(wx.EVT_LEFT_UP, self.mouse_left_up)
self.Bind(wx.EVT_LEFT_DCLICK, self.mouse_left_dclick)
self.Bind(wx.EVT_RIGHT_DOWN, self.mouse_right_down)
self.Bind(wx.EVT_RIGHT_UP, self.mouse_right_up)
self.Bind(wx.EVT_MIDDLE_DOWN, self.mouse_middle_down)
self.Bind(wx.EVT_MIDDLE_UP, self.mouse_middle_up)
self.Bind(wx.EVT_MOUSEWHEEL, self.mouse_wheel)
self.Bind(wx.EVT_MOTION, self.mouse_move)
self.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.capture_lost)
# ----- Keyboard binding
self.kbproc = Kbd_Processor(self)
self.Bind(wx.EVT_KEY_DOWN, self.kbproc.on_key_down)
self.Bind(wx.EVT_CHAR, self.kbproc.on_char)
# self.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
# ----- Application eventloop bindings
self.eventloop.connect(self.eventloop.DOC_MODIFIED, self.doc_modified)
self.eventloop.connect(self.eventloop.PAGE_CHANGED, self.doc_modified)
self.eventloop.connect(self.eventloop.SELECTION_CHANGED, self.selection_redraw)
class AppCanvas(wx.Panel):
presenter = None
app = None
eventloop = None
renderer = None
hscroll = None
vscroll = None
timer = None
ctx_menu = None
hit_surface = None
mode = None
previous_mode = None
controller = None
ctrls = {}
current_cursor = None
workspace = (WORKSPACE_WIDTH, WORKSPACE_HEIGHT)
matrix = None
trafo = [1.0, 0.0, 0.0, 1.0, 0.0, 0.0]
zoom = 1.0
zoom_stack = []
width = 0
height = 0
orig_cursor = None
current_cursor = None
resize_marker = 0
stroke_view = False
draft_view = False
soft_repaint = False
full_repaint = False
selection_repaint = True
mouse_captured = False
show_snapping = config.show_snap
dragged_guide = ()
my_changes = False
redraw_flag = False
request_redraw_flag = False
def __init__(self, presenter, parent):
self.presenter = presenter
self.eventloop = self.presenter.eventloop
self.app = presenter.app
self.doc = self.presenter.model
self.renderer = PDRenderer(self)
style = wx.FULL_REPAINT_ON_RESIZE | wx.WANTS_CHARS
wx.Panel.__init__(self, parent, style=style)
self.SetBackgroundColour(wx.Colour(255, 255, 255))
self.hit_surface = HitSurface(self)
self.zoom_stack = []
self.ctx_menu = ContextMenu(self.app, self)
self.timer = CanvasTimer(self)
self.Bind(wx.EVT_TIMER, self._on_timer)
self.ctrls = self.init_controllers()
self.Bind(wx.EVT_PAINT, self.on_paint, self)
self.Bind(wx.EVT_ENTER_WINDOW, self.mouse_enter, self)
# ----- Mouse binding
self.Bind(wx.EVT_LEFT_DOWN, self.mouse_left_down)
self.Bind(wx.EVT_LEFT_UP, self.mouse_left_up)
self.Bind(wx.EVT_LEFT_DCLICK, self.mouse_left_dclick)
self.Bind(wx.EVT_RIGHT_DOWN, self.mouse_right_down)
self.Bind(wx.EVT_RIGHT_UP, self.mouse_right_up)
self.Bind(wx.EVT_MIDDLE_DOWN, self.mouse_middle_down)
self.Bind(wx.EVT_MIDDLE_UP, self.mouse_middle_up)
self.Bind(wx.EVT_MOUSEWHEEL, self.mouse_wheel)
self.Bind(wx.EVT_MOTION, self.mouse_move)
self.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.capture_lost)
# ----- Keyboard binding
self.kbproc = Kbd_Processor(self)
self.Bind(wx.EVT_KEY_DOWN, self.kbproc.on_key_down)
self.Bind(wx.EVT_CHAR, self.kbproc.on_char)
# self.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
# ----- Application eventloop bindings
self.eventloop.connect(self.eventloop.DOC_MODIFIED, self.doc_modified)
self.eventloop.connect(self.eventloop.PAGE_CHANGED, self.doc_modified)
self.eventloop.connect(self.eventloop.SELECTION_CHANGED,
self.selection_redraw)
def destroy(self):
self.timer.stop()
self.ctx_menu.destroy()
self.renderer.destroy()
self.hit_surface.destroy()
items = self.ctrls.keys()
for item in items:
if not inspect.isclass(self.ctrls[item]):
self.ctrls[item].destroy()
items = self.__dict__.keys()
for item in items:
self.__dict__[item] = None
def set_focus(self):
self.SetFocus()
# ----- SCROLLING
def _set_scrolls(self, hscroll, vscroll):
self.hscroll = hscroll
self.vscroll = vscroll
self.hscroll.SetScrollbar(500, 100, 1100, 100, refresh=True)
self.vscroll.SetScrollbar(500, 100, 1100, 100, refresh=True)
self.hscroll.Bind(wx.EVT_SCROLL, self._scrolling, self.hscroll)
self.vscroll.Bind(wx.EVT_SCROLL, self._scrolling, self.vscroll)
def _scrolling(self, *args):
if self.my_changes: return
xpos = self.hscroll.GetThumbPosition() / 1000.0
ypos = (1000 - self.vscroll.GetThumbPosition()) / 1000.0
x = (xpos - 0.5) * self.workspace[0]
y = (ypos - 0.5) * self.workspace[1]
center = self.doc_to_win((x, y))
self._set_center(center)
self.force_redraw()
def update_scrolls(self):
self.my_changes = True
center = self._get_center()
x = (center[0] + self.workspace[0] / 2.0) / self.workspace[0]
y = (center[1] + self.workspace[1] / 2.0) / self.workspace[1]
hscroll = int(1000 * x)
vscroll = int(1000 - 1000 * y)
self.hscroll.SetScrollbar(hscroll, 100, 1100, 100, refresh=True)
self.vscroll.SetScrollbar(vscroll, 100, 1100, 100, refresh=True)
self.my_changes = False
# ----- CONTROLLERS
def init_controllers(self):
dummy = controllers.AbstractController(self, self.presenter)
ctrls = {
modes.SELECT_MODE:
controllers.SelectController(self, self.presenter),
modes.SHAPER_MODE: controllers.EditorChooser,
modes.BEZIER_EDITOR_MODE: controllers.BezierEditor,
modes.RECT_EDITOR_MODE: controllers.RectEditor,
modes.ELLIPSE_EDITOR_MODE: controllers.EllipseEditor,
modes.POLYGON_EDITOR_MODE: controllers.PolygonEditor,
modes.TEXT_EDITOR_MODE: controllers.TextEditor,
modes.ZOOM_MODE: controllers.ZoomController,
modes.FLEUR_MODE: controllers.FleurController,
modes.TEMP_FLEUR_MODE: controllers.TempFleurController,
modes.PICK_MODE: controllers.PickController,
modes.LINE_MODE: controllers.PolyLineCreator,
modes.CURVE_MODE: controllers.PathsCreator,
modes.RECT_MODE: controllers.RectangleCreator,
modes.ELLIPSE_MODE: controllers.EllipseCreator,
modes.TEXT_MODE: controllers.TextCreator,
modes.TEXT_EDIT_MODE: controllers.TextEditController,
modes.POLYGON_MODE: controllers.PolygonCreator,
modes.MOVE_MODE: controllers.MoveController,
modes.RESIZE_MODE: controllers.TransformController,
modes.GUIDE_MODE: controllers.GuideController,
modes.WAIT_MODE: controllers.WaitController,
modes.GR_SELECT_MODE: controllers.GradientChooser,
modes.GR_CREATE_MODE: controllers.GradientCreator,
modes.GR_EDIT_MODE: controllers.GradientEditor,
}
return ctrls
def get_controller(self, mode):
ctrl = self.ctrls[mode]
if inspect.isclass(ctrl):
self.ctrls[mode] = ctrl(self, self.presenter)
return self.ctrls[mode]
def set_mode(self, mode=modes.SELECT_MODE):
if not mode == self.mode:
if not self.previous_mode is None:
self.restore_mode()
if not self.controller is None:
self.controller.stop_()
self.mode = mode
self.controller = self.get_controller(mode)
self.controller.set_cursor()
self.controller.start_()
events.emit(events.MODE_CHANGED, mode)
if self.presenter.selection and self.presenter.selection.objs:
self.presenter.selection.update()
def set_canvas_cursor(self, mode):
self.current_cursor = self.app.cursors[mode]
self.SetCursor(self.current_cursor)
def set_temp_mode(self, mode=modes.SELECT_MODE, callback=None):
if not mode == self.mode:
self.previous_mode = self.mode
self.ctrls[self.mode].standby()
self.mode = mode
self.controller = self.get_controller(mode)
self.controller.callback = callback
self.controller.start_()
self.controller.set_cursor()
def restore_mode(self):
if not self.previous_mode is None:
if not self.controller is None:
self.controller.stop_()
self.mode = self.previous_mode
self.controller = self.get_controller(self.mode)
self.controller.set_cursor()
self.controller.restore()
events.emit(events.MODE_CHANGED, self.mode)
self.previous_mode = None
else:
self.set_mode()
def set_temp_cursor(self, cursor):
self.orig_cursor = self.app.cursors[self.mode]
self.current_cursor = cursor
self.SetCursor(cursor)
def restore_cursor(self):
if not self.orig_cursor is None:
self.SetCursor(self.orig_cursor)
self.current_cursor = self.orig_cursor
self.orig_cursor = None
def show_context_menu(self):
self.ctx_menu.rebuild()
self.PopupMenu(self.ctx_menu)
# ----- CANVAS MATH
def _keep_center(self):
w, h = self.GetSize()
w = float(w)
h = float(h)
if not w == self.width or not h == self.height:
_dx = (w - self.width) / 2.0
_dy = (h - self.height) / 2.0
m11, m12, m21, m22, dx, dy = self.trafo
dx += _dx
dy += _dy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.matrix = cairo.Matrix(m11, m12, m21, m22, dx, dy)
self.width = w
self.height = h
self.update_scrolls()
def _set_center(self, center):
x, y = center
_dx = self.width / 2.0 - x
_dy = self.height / 2.0 - y
m11, m12, m21, m22, dx, dy = self.trafo
dx += _dx
dy += _dy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.matrix = cairo.Matrix(m11, m12, m21, m22, dx, dy)
self.update_scrolls()
def _get_center(self):
x = self.width / 2.0
y = self.height / 2.0
return self.win_to_doc((x, y))
def doc_to_win(self, point=[0.0, 0.0]):
x, y = point
m11 = self.trafo[0]
m22, dx, dy = self.trafo[3:]
x_new = m11 * x + dx
y_new = m22 * y + dy
return [x_new, y_new]
def point_doc_to_win(self, point=[0.0, 0.0]):
if not point: return []
if len(point) == 2:
return self.doc_to_win(point)
else:
return [
self.doc_to_win(point[0]),
self.doc_to_win(point[1]),
self.doc_to_win(point[2]), point[3]
]
def win_to_doc(self, point=[0, 0]):
x, y = point
x = float(x)
y = float(y)
m11 = self.trafo[0]
m22, dx, dy = self.trafo[3:]
x_new = (x - dx) / m11
y_new = (y - dy) / m22
return [x_new, y_new]
def win_to_doc_coords(self, point=[0, 0]):
x, y = self.win_to_doc(point)
origin = self.presenter.model.doc_origin
w, h = self.presenter.get_page_size()
if origin == DOC_ORIGIN_LL:
return [w / 2.0 + x, h / 2.0 + y]
elif origin == DOC_ORIGIN_LU:
return [w / 2.0 + x, h / 2.0 - y]
else:
return [x, y]
def point_win_to_doc(self, point=[0.0, 0.0]):
if not point: return []
if len(point) == 2:
return self.win_to_doc(point)
else:
return [
self.win_to_doc(point[0]),
self.win_to_doc(point[1]),
self.win_to_doc(point[2]), point[3]
]
def paths_doc_to_win(self, paths):
result = []
for path in paths:
new_path = []
new_points = []
new_path.append(self.doc_to_win(path[0]))
for point in path[1]:
new_points.append(self.point_doc_to_win(point))
new_path.append(new_points)
new_path.append(path[2])
result.append(new_path)
return result
def bbox_win_to_doc(self, bbox):
new_bbox = self.win_to_doc(bbox[:2]) + self.win_to_doc(bbox[2:])
return normalize_bbox(new_bbox)
def bbox_doc_to_win(self, bbox):
new_bbox = self.doc_to_win(bbox[:2]) + self.doc_to_win(bbox[2:])
return normalize_bbox(new_bbox)
def scroll(self, cdx, cdy):
m11, m12, m21, m22, dx, dy = self.trafo
dx += cdx
dy += cdy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.update_scrolls()
self.force_redraw()
# ----- ZOOMING
def _fit_to_page(self):
width, height = self.presenter.get_page_size()
w, h = self.GetSize()
w = float(w)
h = float(h)
self.width = w
self.height = h
zoom = min(w / width, h / height) * PAGEFIT
dx = w / 2.0
dy = h / 2.0
self.trafo = [zoom, 0, 0, -zoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(zoom, 0, 0, -zoom, dx, dy)
self.zoom = zoom
self.update_scrolls()
def zoom_fit_to_page(self):
self._fit_to_page()
self.force_redraw()
def _zoom(self, dzoom=1.0):
m11, m12, m21, m22, dx, dy = self.trafo
_dx = (self.width * dzoom - self.width) / 2.0
_dy = (self.height * dzoom - self.height) / 2.0
dx = dx * dzoom - _dx
dy = dy * dzoom - _dy
self.trafo = [m11 * dzoom, m12, m21, m22 * dzoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.zoom = m11 * dzoom
self.update_scrolls()
self.force_redraw()
def zoom_in(self):
self._zoom(ZOOM_IN)
def zoom_out(self):
self._zoom(ZOOM_OUT)
def zoom_100(self):
self._zoom(1.0 / self.zoom)
def zoom_at_point(self, point, zoom):
x, y = point
m11, m12, m21, m22, dx, dy = self.trafo
dx = dx * zoom - x * zoom + x
dy = dy * zoom - y * zoom + y
self.trafo = [m11 * zoom, m12, m21, m22 * zoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.zoom = m11 * zoom
self.update_scrolls()
self.force_redraw()
def zoom_to_rectangle(self, start, end):
w, h = self.GetSize()
w = float(w)
h = float(h)
self.width = w
self.height = h
width = abs(end[0] - start[0])
height = abs(end[1] - start[1])
zoom = min(w / width, h / height) * 0.95
center = [
start[0] + (end[0] - start[0]) / 2,
start[1] + (end[1] - start[1]) / 2
]
self._set_center(center)
self._zoom(zoom)
def zoom_selected(self):
x0, y0, x1, y1 = self.presenter.selection.frame
start = self.doc_to_win([x0, y0])
end = self.doc_to_win([x1, y1])
self.zoom_to_rectangle(start, end)
def zoom_previous(self):
if len(self.zoom_stack) > 1:
self.zoom_stack = self.zoom_stack[:-1]
self.trafo = [] + self.zoom_stack[-1]
self.zoom = self.trafo[0]
self.matrix = cairo.Matrix(*self.trafo)
self.update_scrolls()
self.force_redraw()
# ----- SELECTION STUFF
def select_at_point(self, point, add_flag=False):
point = self.win_to_doc(point)
self.presenter.selection.select_at_point(point, add_flag)
def pick_at_point(self, point):
point = self.win_to_doc(point)
return self.presenter.selection.pick_at_point(point)
def select_by_rect(self, start, end, flag=False):
start = self.win_to_doc(start)
end = self.win_to_doc(end)
rect = start + end
rect = normalize_bbox(rect)
self.presenter.selection.select_by_rect(rect, flag)
# ----- RENDERING -----
def selection_redraw(self, *args):
if not self.full_repaint:
self.soft_repaint = True
self.force_redraw()
def doc_modified(self, *args):
self.full_repaint = True
self.force_redraw()
def force_redraw(self, *args):
if self.redraw_flag:
self.request_redraw_flag = True
else:
w, h = self.GetSize()
self.redraw_flag = True
self.Refresh(rect=wx.Rect(0, 0, w, h), eraseBackground=False)
def on_paint(self, event):
if self.matrix is None:
self.zoom_fit_to_page()
self.set_mode(modes.SELECT_MODE)
self._keep_center()
try:
if self.soft_repaint and not self.full_repaint:
if self.selection_repaint:
if self.mode in modes.EDIT_MODES and \
self.presenter.selection.objs:
pass
else:
self.renderer.paint_selection()
self.soft_repaint = False
else:
self.renderer.paint_document()
if self.selection_repaint:
if self.mode in modes.EDIT_MODES and \
self.presenter.selection.objs:
pass
else:
self.renderer.paint_selection()
self.eventloop.emit(self.eventloop.VIEW_CHANGED)
self.full_repaint = False
self.soft_repaint = False
if not self.controller is None: self.controller.repaint()
if self.dragged_guide:
self.renderer.paint_guide_dragging(*self.dragged_guide)
if not self.mode == modes.GUIDE_MODE: self.dragged_guide = ()
self.renderer.finalize()
except:
self.app.print_stacktrace()
self.redraw_flag = False
if self.request_redraw_flag:
self.request_redraw_flag = False
self.force_redraw()
# ==============EVENT CONTROLLING==========================
def mouse_enter(self, enent):
if wal.IS_MSW:
self.SetFocus()
def capture_mouse(self):
if wal.IS_MSW:
self.CaptureMouse()
self.mouse_captured = True
def release_mouse(self):
if self.mouse_captured:
try:
self.ReleaseMouse()
except:
pass
self.mouse_captured = False
def capture_lost(self, event):
self.release_mouse()
def _on_timer(self, event):
self.controller.on_timer()
def mouse_left_down(self, event):
self.capture_mouse()
self.controller.set_cursor()
self.controller.mouse_down(CanvasEvent(event))
event.Skip()
def mouse_left_up(self, event):
self.release_mouse()
self.controller.mouse_up(CanvasEvent(event))
def mouse_left_dclick(self, event):
self.controller.set_cursor()
self.controller.mouse_double_click(CanvasEvent(event))
def mouse_move(self, event):
x, y = self.win_to_doc_coords(list(event.GetPositionTuple()))
unit = self.presenter.model.doc_units
tr_unit = uc2const.unit_short_names[unit]
msg = ' %i x %i' % (x * point_dict[unit], y * point_dict[unit])
events.emit(events.MOUSE_STATUS, '%s %s' % (msg, tr_unit))
self.controller.mouse_move(CanvasEvent(event))
def mouse_right_down(self, event):
self.controller.mouse_right_down(CanvasEvent(event))
def mouse_right_up(self, event):
self.controller.mouse_right_up(CanvasEvent(event))
def mouse_middle_down(self, event):
self.controller.mouse_middle_down(CanvasEvent(event))
def mouse_middle_up(self, event):
self.controller.mouse_middle_up(CanvasEvent(event))
def mouse_wheel(self, event):
self.controller.wheel(CanvasEvent(event))
class AppCanvas(wx.Panel):
presenter = None
app = None
eventloop = None
renderer = None
hscroll = None
vscroll = None
timer = None
ctx_menu = None
hit_surface = None
mode = None
previous_mode = None
controller = None
ctrls = {}
current_cursor = None
workspace = (WORKSPACE_WIDTH, WORKSPACE_HEIGHT)
matrix = None
trafo = [1.0, 0.0, 0.0, 1.0, 0.0, 0.0]
zoom = 1.0
zoom_stack = []
width = 0
height = 0
orig_cursor = None
current_cursor = None
resize_marker = 0
stroke_view = False
draft_view = False
soft_repaint = False
full_repaint = False
selection_repaint = True
mouse_captured = False
show_snapping = config.show_snap
dragged_guide = ()
my_changes = False
redraw_flag = False
request_redraw_flag = False
def __init__(self, presenter, parent):
self.presenter = presenter
self.eventloop = self.presenter.eventloop
self.app = presenter.app
self.doc = self.presenter.model
self.renderer = PDRenderer(self)
style = wx.FULL_REPAINT_ON_RESIZE | wx.WANTS_CHARS
wx.Panel.__init__(self, parent, style=style)
self.SetBackgroundColour(wx.Colour(255, 255, 255))
self.hit_surface = HitSurface(self)
self.zoom_stack = []
self.ctx_menu = ContextMenu(self.app, self)
self.timer = CanvasTimer(self)
self.Bind(wx.EVT_TIMER, self._on_timer)
self.ctrls = self.init_controllers()
self.Bind(wx.EVT_PAINT, self.on_paint, self)
self.Bind(wx.EVT_ENTER_WINDOW, self.mouse_enter, self)
# ----- Mouse binding
self.Bind(wx.EVT_LEFT_DOWN, self.mouse_left_down)
self.Bind(wx.EVT_LEFT_UP, self.mouse_left_up)
self.Bind(wx.EVT_LEFT_DCLICK, self.mouse_left_dclick)
self.Bind(wx.EVT_RIGHT_DOWN, self.mouse_right_down)
self.Bind(wx.EVT_RIGHT_UP, self.mouse_right_up)
self.Bind(wx.EVT_MIDDLE_DOWN, self.mouse_middle_down)
self.Bind(wx.EVT_MIDDLE_UP, self.mouse_middle_up)
self.Bind(wx.EVT_MOUSEWHEEL, self.mouse_wheel)
self.Bind(wx.EVT_MOTION, self.mouse_move)
self.Bind(wx.EVT_MOUSE_CAPTURE_LOST, self.capture_lost)
# ----- Keyboard binding
self.kbproc = Kbd_Processor(self)
self.Bind(wx.EVT_KEY_DOWN, self.kbproc.on_key_down)
self.Bind(wx.EVT_CHAR, self.kbproc.on_char)
# self.Bind(wx.EVT_KEY_UP, self.OnKeyUp)
# ----- Application eventloop bindings
self.eventloop.connect(self.eventloop.DOC_MODIFIED, self.doc_modified)
self.eventloop.connect(self.eventloop.PAGE_CHANGED, self.doc_modified)
self.eventloop.connect(self.eventloop.SELECTION_CHANGED, self.selection_redraw)
def destroy(self):
self.timer.stop()
self.ctx_menu.destroy()
self.renderer.destroy()
self.hit_surface.destroy()
items = self.ctrls.keys()
for item in items:
if not inspect.isclass(self.ctrls[item]):
self.ctrls[item].destroy()
items = self.__dict__.keys()
for item in items:
self.__dict__[item] = None
def set_focus(self):
self.SetFocus()
# ----- SCROLLING
def _set_scrolls(self, hscroll, vscroll):
self.hscroll = hscroll
self.vscroll = vscroll
self.hscroll.SetScrollbar(500, 100, 1100, 100, refresh=True)
self.vscroll.SetScrollbar(500, 100, 1100, 100, refresh=True)
self.hscroll.Bind(wx.EVT_SCROLL, self._scrolling, self.hscroll)
self.vscroll.Bind(wx.EVT_SCROLL, self._scrolling, self.vscroll)
def _scrolling(self, *args):
if self.my_changes:
return
xpos = self.hscroll.GetThumbPosition() / 1000.0
ypos = (1000 - self.vscroll.GetThumbPosition()) / 1000.0
x = (xpos - 0.5) * self.workspace[0]
y = (ypos - 0.5) * self.workspace[1]
center = self.doc_to_win((x, y))
self._set_center(center)
self.force_redraw()
def update_scrolls(self):
self.my_changes = True
center = self._get_center()
x = (center[0] + self.workspace[0] / 2.0) / self.workspace[0]
y = (center[1] + self.workspace[1] / 2.0) / self.workspace[1]
hscroll = int(1000 * x)
vscroll = int(1000 - 1000 * y)
self.hscroll.SetScrollbar(hscroll, 100, 1100, 100, refresh=True)
self.vscroll.SetScrollbar(vscroll, 100, 1100, 100, refresh=True)
self.my_changes = False
# ----- CONTROLLERS
def init_controllers(self):
dummy = controllers.AbstractController(self, self.presenter)
ctrls = {
modes.SELECT_MODE: controllers.SelectController(self, self.presenter),
modes.SHAPER_MODE: controllers.EditorChooser,
modes.BEZIER_EDITOR_MODE: controllers.BezierEditor,
modes.RECT_EDITOR_MODE: controllers.RectEditor,
modes.ELLIPSE_EDITOR_MODE: controllers.EllipseEditor,
modes.POLYGON_EDITOR_MODE: controllers.PolygonEditor,
modes.TEXT_EDITOR_MODE: controllers.TextEditor,
modes.ZOOM_MODE: controllers.ZoomController,
modes.FLEUR_MODE: controllers.FleurController,
modes.TEMP_FLEUR_MODE: controllers.TempFleurController,
modes.PICK_MODE: controllers.PickController,
modes.LINE_MODE: controllers.PolyLineCreator,
modes.CURVE_MODE: controllers.PathsCreator,
modes.RECT_MODE: controllers.RectangleCreator,
modes.ELLIPSE_MODE: controllers.EllipseCreator,
modes.TEXT_MODE: controllers.TextCreator,
modes.TEXT_EDIT_MODE: controllers.TextEditController,
modes.POLYGON_MODE: controllers.PolygonCreator,
modes.MOVE_MODE: controllers.MoveController,
modes.RESIZE_MODE: controllers.TransformController,
modes.GUIDE_MODE: controllers.GuideController,
modes.WAIT_MODE: controllers.WaitController,
modes.GR_SELECT_MODE: controllers.GradientChooser,
modes.GR_CREATE_MODE: controllers.GradientCreator,
modes.GR_EDIT_MODE: controllers.GradientEditor,
}
return ctrls
def get_controller(self, mode):
ctrl = self.ctrls[mode]
if inspect.isclass(ctrl):
self.ctrls[mode] = ctrl(self, self.presenter)
return self.ctrls[mode]
def set_mode(self, mode=modes.SELECT_MODE):
if not mode == self.mode:
if not self.previous_mode is None:
self.restore_mode()
if not self.controller is None:
self.controller.stop_()
self.mode = mode
self.controller = self.get_controller(mode)
self.controller.set_cursor()
self.controller.start_()
events.emit(events.MODE_CHANGED, mode)
if self.presenter.selection and self.presenter.selection.objs:
self.presenter.selection.update()
def set_canvas_cursor(self, mode):
self.current_cursor = self.app.cursors[mode]
self.SetCursor(self.current_cursor)
def set_temp_mode(self, mode=modes.SELECT_MODE, callback=None):
if not mode == self.mode:
self.previous_mode = self.mode
self.ctrls[self.mode].standby()
self.mode = mode
self.controller = self.get_controller(mode)
self.controller.callback = callback
self.controller.start_()
self.controller.set_cursor()
def restore_mode(self):
if not self.previous_mode is None:
if not self.controller is None:
self.controller.stop_()
self.mode = self.previous_mode
self.controller = self.get_controller(self.mode)
self.controller.set_cursor()
self.controller.restore()
events.emit(events.MODE_CHANGED, self.mode)
self.previous_mode = None
else:
self.set_mode()
def set_temp_cursor(self, cursor):
self.orig_cursor = self.app.cursors[self.mode]
self.current_cursor = cursor
self.SetCursor(cursor)
def restore_cursor(self):
if not self.orig_cursor is None:
self.SetCursor(self.orig_cursor)
self.current_cursor = self.orig_cursor
self.orig_cursor = None
def show_context_menu(self):
self.ctx_menu.rebuild()
self.PopupMenu(self.ctx_menu)
# ----- CANVAS MATH
def _keep_center(self):
w, h = self.GetSize()
w = float(w)
h = float(h)
if not w == self.width or not h == self.height:
_dx = (w - self.width) / 2.0
_dy = (h - self.height) / 2.0
m11, m12, m21, m22, dx, dy = self.trafo
dx += _dx
dy += _dy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.matrix = cairo.Matrix(m11, m12, m21, m22, dx, dy)
self.width = w
self.height = h
self.update_scrolls()
def _set_center(self, center):
x, y = center
_dx = self.width / 2.0 - x
_dy = self.height / 2.0 - y
m11, m12, m21, m22, dx, dy = self.trafo
dx += _dx
dy += _dy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.matrix = cairo.Matrix(m11, m12, m21, m22, dx, dy)
self.update_scrolls()
def _get_center(self):
x = self.width / 2.0
y = self.height / 2.0
return self.win_to_doc((x, y))
def doc_to_win(self, point=[0.0, 0.0]):
x, y = point
m11 = self.trafo[0]
m22, dx, dy = self.trafo[3:]
x_new = m11 * x + dx
y_new = m22 * y + dy
return [x_new, y_new]
def point_doc_to_win(self, point=[0.0, 0.0]):
if not point:
return []
if len(point) == 2:
return self.doc_to_win(point)
else:
return [self.doc_to_win(point[0]), self.doc_to_win(point[1]), self.doc_to_win(point[2]), point[3]]
def win_to_doc(self, point=[0, 0]):
x, y = point
x = float(x)
y = float(y)
m11 = self.trafo[0]
m22, dx, dy = self.trafo[3:]
x_new = (x - dx) / m11
y_new = (y - dy) / m22
return [x_new, y_new]
def win_to_doc_coords(self, point=[0, 0]):
x, y = self.win_to_doc(point)
origin = self.presenter.model.doc_origin
w, h = self.presenter.get_page_size()
if origin == DOC_ORIGIN_LL:
return [w / 2.0 + x, h / 2.0 + y]
elif origin == DOC_ORIGIN_LU:
return [w / 2.0 + x, h / 2.0 - y]
else:
return [x, y]
def point_win_to_doc(self, point=[0.0, 0.0]):
if not point:
return []
if len(point) == 2:
return self.win_to_doc(point)
else:
return [self.win_to_doc(point[0]), self.win_to_doc(point[1]), self.win_to_doc(point[2]), point[3]]
def paths_doc_to_win(self, paths):
result = []
for path in paths:
new_path = []
new_points = []
new_path.append(self.doc_to_win(path[0]))
for point in path[1]:
new_points.append(self.point_doc_to_win(point))
new_path.append(new_points)
new_path.append(path[2])
result.append(new_path)
return result
def bbox_win_to_doc(self, bbox):
new_bbox = self.win_to_doc(bbox[:2]) + self.win_to_doc(bbox[2:])
return normalize_bbox(new_bbox)
def bbox_doc_to_win(self, bbox):
new_bbox = self.doc_to_win(bbox[:2]) + self.doc_to_win(bbox[2:])
return normalize_bbox(new_bbox)
def scroll(self, cdx, cdy):
m11, m12, m21, m22, dx, dy = self.trafo
dx += cdx
dy += cdy
self.trafo = [m11, m12, m21, m22, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.update_scrolls()
self.force_redraw()
# ----- ZOOMING
def _fit_to_page(self):
width, height = self.presenter.get_page_size()
w, h = self.GetSize()
w = float(w)
h = float(h)
self.width = w
self.height = h
zoom = min(w / width, h / height) * PAGEFIT
dx = w / 2.0
dy = h / 2.0
self.trafo = [zoom, 0, 0, -zoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(zoom, 0, 0, -zoom, dx, dy)
self.zoom = zoom
self.update_scrolls()
def zoom_fit_to_page(self):
self._fit_to_page()
self.force_redraw()
def _zoom(self, dzoom=1.0):
m11, m12, m21, m22, dx, dy = self.trafo
_dx = (self.width * dzoom - self.width) / 2.0
_dy = (self.height * dzoom - self.height) / 2.0
dx = dx * dzoom - _dx
dy = dy * dzoom - _dy
self.trafo = [m11 * dzoom, m12, m21, m22 * dzoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.zoom = m11 * dzoom
self.update_scrolls()
self.force_redraw()
def zoom_in(self):
self._zoom(ZOOM_IN)
def zoom_out(self):
self._zoom(ZOOM_OUT)
def zoom_100(self):
self._zoom(1.0 / self.zoom)
def zoom_at_point(self, point, zoom):
x, y = point
m11, m12, m21, m22, dx, dy = self.trafo
dx = dx * zoom - x * zoom + x
dy = dy * zoom - y * zoom + y
self.trafo = [m11 * zoom, m12, m21, m22 * zoom, dx, dy]
self.zoom_stack.append([] + self.trafo)
self.matrix = cairo.Matrix(*self.trafo)
self.zoom = m11 * zoom
self.update_scrolls()
self.force_redraw()
def zoom_to_rectangle(self, start, end):
w, h = self.GetSize()
w = float(w)
h = float(h)
self.width = w
self.height = h
width = abs(end[0] - start[0])
height = abs(end[1] - start[1])
zoom = min(w / width, h / height) * 0.95
center = [start[0] + (end[0] - start[0]) / 2, start[1] + (end[1] - start[1]) / 2]
self._set_center(center)
self._zoom(zoom)
def zoom_selected(self):
x0, y0, x1, y1 = self.presenter.selection.frame
start = self.doc_to_win([x0, y0])
end = self.doc_to_win([x1, y1])
self.zoom_to_rectangle(start, end)
def zoom_previous(self):
if len(self.zoom_stack) > 1:
self.zoom_stack = self.zoom_stack[:-1]
self.trafo = [] + self.zoom_stack[-1]
self.zoom = self.trafo[0]
self.matrix = cairo.Matrix(*self.trafo)
self.update_scrolls()
self.force_redraw()
# ----- SELECTION STUFF
def select_at_point(self, point, add_flag=False):
point = self.win_to_doc(point)
self.presenter.selection.select_at_point(point, add_flag)
def pick_at_point(self, point):
point = self.win_to_doc(point)
return self.presenter.selection.pick_at_point(point)
def select_by_rect(self, start, end, flag=False):
start = self.win_to_doc(start)
end = self.win_to_doc(end)
rect = start + end
rect = normalize_bbox(rect)
self.presenter.selection.select_by_rect(rect, flag)
# ----- RENDERING -----
def selection_redraw(self, *args):
if not self.full_repaint:
self.soft_repaint = True
self.force_redraw()
def doc_modified(self, *args):
self.full_repaint = True
self.force_redraw()
def force_redraw(self, *args):
if self.redraw_flag:
self.request_redraw_flag = True
else:
w, h = self.GetSize()
self.redraw_flag = True
self.Refresh(rect=wx.Rect(0, 0, w, h), eraseBackground=False)
def on_paint(self, event):
if self.matrix is None:
self.zoom_fit_to_page()
self.set_mode(modes.SELECT_MODE)
self._keep_center()
try:
if self.soft_repaint and not self.full_repaint:
if self.selection_repaint:
if self.mode in modes.EDIT_MODES and self.presenter.selection.objs:
pass
else:
self.renderer.paint_selection()
self.soft_repaint = False
else:
self.renderer.paint_document()
if self.selection_repaint:
if self.mode in modes.EDIT_MODES and self.presenter.selection.objs:
pass
else:
self.renderer.paint_selection()
self.eventloop.emit(self.eventloop.VIEW_CHANGED)
self.full_repaint = False
self.soft_repaint = False
if not self.controller is None:
self.controller.repaint()
if self.dragged_guide:
self.renderer.paint_guide_dragging(*self.dragged_guide)
if not self.mode == modes.GUIDE_MODE:
self.dragged_guide = ()
self.renderer.finalize()
except:
self.app.print_stacktrace()
self.redraw_flag = False
if self.request_redraw_flag:
self.request_redraw_flag = False
self.force_redraw()
# ==============EVENT CONTROLLING==========================
def mouse_enter(self, enent):
if wal.is_msw():
self.SetFocus()
def capture_mouse(self):
if wal.is_msw():
self.CaptureMouse()
self.mouse_captured = True
def release_mouse(self):
if self.mouse_captured:
try:
self.ReleaseMouse()
except:
pass
self.mouse_captured = False
def capture_lost(self, event):
if self.mouse_captured:
try:
self.ReleaseMouse()
except:
pass
self.mouse_captured = False
def _on_timer(self, event):
self.controller.on_timer()
def mouse_left_down(self, event):
self.capture_mouse()
self.controller.set_cursor()
self.controller.mouse_down(CanvasEvent(event))
event.Skip()
def mouse_left_up(self, event):
self.release_mouse()
self.controller.mouse_up(CanvasEvent(event))
def mouse_left_dclick(self, event):
self.controller.set_cursor()
self.controller.mouse_double_click(CanvasEvent(event))
def mouse_move(self, event):
x, y = self.win_to_doc_coords(list(event.GetPositionTuple()))
unit = self.presenter.model.doc_units
tr_unit = uc2const.unit_short_names[unit]
msg = " %i x %i" % (x * point_dict[unit], y * point_dict[unit])
events.emit(events.MOUSE_STATUS, "%s %s" % (msg, tr_unit))
self.controller.mouse_move(CanvasEvent(event))
def mouse_right_down(self, event):
self.controller.mouse_right_down(CanvasEvent(event))
def mouse_right_up(self, event):
self.controller.mouse_right_up(CanvasEvent(event))
def mouse_middle_down(self, event):
self.controller.mouse_middle_down(CanvasEvent(event))
def mouse_middle_up(self, event):
self.controller.mouse_middle_up(CanvasEvent(event))
def mouse_wheel(self, event):
self.controller.wheel(CanvasEvent(event))
