From fd5e2d13b3969f79d152cc93f39b239eda5896a8 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Thu, 27 Feb 2014 07:25:20 +0100 Subject: add Bar class MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- src/__main__.py | 146 ++++++++++++++++++++++++++++++++++++++++++++++++-------- src/x.py | 2 +- 2 files changed, 127 insertions(+), 21 deletions(-) diff --git a/src/__main__.py b/src/__main__.py index 5fee9f6..dab6c49 100755 --- a/src/__main__.py +++ b/src/__main__.py @@ -27,24 +27,130 @@ FONT = '-misc-fixed-*-*-*-*-10-*-*-*-*-*-*-*' BACKGROUND, FOREGROUND = (0, 0, 0), (192, 192, 192) -open_x() +class Bar: + ''' + Docked panel + + @variable window The X window + @variable gc The window's graphics context + @variable cmap The window's colour map + + @variable width:int The output's pixel width + @variable height:int The output's pixel height + @variable left:int The output's left position + @variable ypos:int The position of the panel in relation to either the top or bottom edge of the output + @variable panel_height:int The panel's height + @variable at_top:bool Whether the panel is to be docked to the top of the output, otherwise to the bottom + + @variable background The default background + @variable foreground The default foreground + @variable font The default font + @variable font_metrics The default font's metrics + @variable font_height:int The height of the default font + ''' + + def __init__(self, output, height, ypos, top, font, background, foreground): + ''' + Constructor + + @param output:int The index of the output within the screen as printed by xrandr, except primary is first + @param height:int The height of the panel + @param ypos:int The position of the panel in relation the either the top or bottom edge of the output + @param top:int Whether the panel is to be docked to the top of the output, otherwise to the bottom + @param font:str The default font + @param background:(red:int, green:int, blue:int) The default background + @param foreground:(red:int, green:int, blue:int) The default foreground + ''' + ## Panel position + pos = outputs[output][:3] + [ypos, height, top] + self.width, self.height, self.left, self.ypos, self.panel_height, self.at_top = pos + ## Create window and create/fetch resources + self.window = create_panel(*pos) + self.gc = self.window.create_gc() + self.cmap = self.window.get_attributes().colormap + ## Graphics variables + self.background = self.create_colour(*background) + self.foreground = self.create_colour(*foreground) + (self.font, self.font_metrics, self.font_height) = self.create_font(font) + + def map(self): + ''' + Map the window + ''' + self.window.map() + display.flush() + + def unmap(self): + ''' + Unmap the window + ''' + self.window.unmap() + + def text_width(self, text): + ''' + Get the width of a text + + @param text:str The text + @return :int The width of the text + ''' + return self.font.query_text_extents(text).overall_width + + def draw_text(self, x, y, text): + ''' + Draw a text + + @param x:int The left position of the text + @param y:int The Y position of the bottom of the text + @param text:str The text to draw + ''' + draw_text(bar.window, bar.gc, x, y, text) + + def create_colour(self, red, green, blue): + ''' + Create a colour instance + + @param red:int The red component [0, 255] + @param green:int The green component [0, 255] + @param blue:int The blue component [0, 255] + @return The colour + ''' + return self.cmap.alloc_color(red * 257, green * 257, blue * 257).pixel + + def create_font(self, font): + ''' + Create a font + + @param font:str The font + @return The font, font metrics, and font height + ''' + font = display.open_font(font) + font_metrics = font.query() + font_height = font_metrics.font_ascent + font_metrics.font_descent + return (font, font_metrics, font_height) + + def change_colour(self, colour): + ''' + Change the current colour + + @param colour The colour + ''' + self.gc.change(foreground = colour) + + def change_font(self, font): + ''' + Change the current font + + @param font The font + ''' + self.gc.change(font = font) -width, height, left, top, panel_height, at_top = get_monitors()[OUTPUT][:3] + [YPOS, HEIGHT, TOP] +open_x() display = get_display() -window = create_panel(width, height, left, top, panel_height, at_top) -gc = window.create_gc() -cmap = window.get_attributes().colormap - -window.map() -display.flush() +outputs = get_monitors() +bar = Bar(OUTPUT, HEIGHT, YPOS, TOP, FONT, BACKGROUND, FOREGROUND) -background = cmap.alloc_color(*[x * 257 for x in BACKGROUND]).pixel -foreground = cmap.alloc_color(*[x * 257 for x in FOREGROUND]).pixel -font = display.open_font(FONT) -font_q = font.query() -font_height = font_q.font_ascent + font_q.font_descent -text_width = lambda text : font.query_text_extents(text).overall_width +bar.map() while True: try: @@ -53,13 +159,13 @@ while True: break except KeyboardInterrupt: break - gc.change(foreground = background) - window.fill_rectangle(gc, 0, 0, width, panel_height) - gc.change(foreground = foreground) - gc.change(font = font) - draw_text(window, gc, 0, 10, '°°° TEST °°°') + bar.change_colour(bar.background) + bar.window.fill_rectangle(bar.gc, 0, 0, bar.width, bar.panel_height) + bar.change_colour(bar.foreground) + bar.change_font(bar.font) + bar.draw_text(0, 10, '°°° TEST °°°') display.flush() -window.unmap() +bar.unmap() close_x() diff --git a/src/x.py b/src/x.py index 3906ea5..d1b3995 100644 --- a/src/x.py +++ b/src/x.py @@ -105,7 +105,7 @@ def create_panel(width, height, left, ypos, panel_height, at_top): @param width:int The width of the output @param height:int The height of the output @param left:int The left position of the output - @param ypos:int The position of the panel in relation the either the top or bottom edge of the output + @param ypos:int The position of the panel in relation to either the top or bottom edge of the output @param panel_height:int The height of the panel @param at_top:bool Whether the panel is to be docked to the top of the output, otherwise to the bottom @return The window -- cgit v1.2.3-70-g09d2