This doesn't really add anything over the existing sample clients and only complicates the build system with extra checks for poppler.dev
Kristian Høgsberg
11 years ago
parent
36d5facc24
commit
a72d375667
@ -1,314 +0,0 @@ |
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/*
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* Copyright © 2008 Kristian Høgsberg |
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* Copyright © 2009 Chris Wilson |
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* |
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* Permission to use, copy, modify, distribute, and sell this software and its |
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* documentation for any purpose is hereby granted without fee, provided that |
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* the above copyright notice appear in all copies and that both that copyright |
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* notice and this permission notice appear in supporting documentation, and |
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* that the name of the copyright holders not be used in advertising or |
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* publicity pertaining to distribution of the software without specific, |
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* written prior permission. The copyright holders make no representations |
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* about the suitability of this software for any purpose. It is provided "as |
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* is" without express or implied warranty. |
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* |
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, |
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO |
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR |
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, |
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE |
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* OF THIS SOFTWARE. |
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*/ |
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#include <stdint.h> |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <fcntl.h> |
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#include <unistd.h> |
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#include <math.h> |
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#include <time.h> |
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#include <cairo.h> |
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#include <glib.h> |
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#include <gio/gio.h> |
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#include <linux/input.h> |
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#include <glib/poppler-document.h> |
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#include <glib/poppler-page.h> |
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#include <wayland-client.h> |
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#include "window.h" |
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struct view { |
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struct window *window; |
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struct widget *widget; |
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struct display *display; |
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PopplerDocument *document; |
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int page; |
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int fullscreen; |
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int *view_counter; |
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}; |
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static void |
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redraw_handler(struct widget *widget, void *data) |
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{ |
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struct view *view = data; |
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struct rectangle allocation; |
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cairo_surface_t *surface; |
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cairo_t *cr; |
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PopplerPage *page; |
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double width, height, doc_aspect, window_aspect, scale; |
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widget_get_allocation(view->widget, &allocation); |
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surface = window_get_surface(view->window); |
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cr = cairo_create(surface); |
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cairo_rectangle(cr, allocation.x, allocation.y, |
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allocation.width, allocation.height); |
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cairo_clip(cr); |
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cairo_set_source_rgba(cr, 0, 0, 0, 0.8); |
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE); |
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cairo_paint(cr); |
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if(!view->document) { |
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cairo_destroy(cr); |
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cairo_surface_destroy(surface); |
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return; |
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} |
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page = poppler_document_get_page(view->document, view->page); |
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poppler_page_get_size(page, &width, &height); |
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doc_aspect = width / height; |
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window_aspect = (double) allocation.width / allocation.height; |
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if (doc_aspect < window_aspect) |
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scale = allocation.height / height; |
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else |
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scale = allocation.width / width; |
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cairo_translate(cr, allocation.x, allocation.y); |
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cairo_scale(cr, scale, scale); |
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cairo_translate(cr, |
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(allocation.width - width * scale) / 2 / scale, |
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(allocation.height - height * scale) / 2 / scale); |
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cairo_rectangle(cr, 0, 0, width, height); |
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cairo_set_operator(cr, CAIRO_OPERATOR_OVER); |
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cairo_set_source_rgb(cr, 1, 1, 1); |
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cairo_fill(cr); |
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poppler_page_render(page, cr); |
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cairo_destroy(cr); |
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cairo_surface_destroy(surface); |
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g_object_unref(G_OBJECT(page)); |
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} |
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static void |
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resize_handler(struct widget *widget, |
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int32_t width, int32_t height, void *data) |
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{ |
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struct view *view = data; |
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widget_set_size(view->widget, width, height); |
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} |
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static void |
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view_page_up(struct view *view) |
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{ |
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if(view->page <= 0) |
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return; |
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view->page--; |
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window_schedule_redraw(view->window); |
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} |
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static void |
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view_page_down(struct view *view) |
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{ |
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if(!view->document || |
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view->page >= poppler_document_get_n_pages(view->document) - 1) { |
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return; |
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} |
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view->page++; |
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window_schedule_redraw(view->window); |
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} |
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static void |
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button_handler(struct widget *widget, struct input *input, uint32_t time, |
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uint32_t button, enum wl_pointer_button_state state, |
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void *data) |
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{ |
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struct view *view = data; |
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if (state == WL_POINTER_BUTTON_STATE_RELEASED) |
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return; |
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switch(button) { |
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case 275: |
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view_page_up(view); |
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break; |
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case 276: |
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view_page_down(view); |
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break; |
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default: |
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break; |
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} |
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} |
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static void |
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fullscreen_handler(struct window *window, void *data) |
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{ |
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struct view *view = data; |
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view->fullscreen ^= 1; |
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window_set_fullscreen(window, view->fullscreen); |
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} |
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static void |
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close_handler(void *data) |
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{ |
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struct view *view = data; |
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*view->view_counter -= 1; |
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if (*view->view_counter == 0) |
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display_exit(view->display); |
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widget_destroy(view->widget); |
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window_destroy(view->window); |
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if (view->document) |
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g_object_unref(view->document); |
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free(view); |
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} |
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static void |
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key_handler(struct window *window, struct input *input, uint32_t time, |
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uint32_t key, uint32_t unicode, |
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enum wl_keyboard_key_state state, void *data) |
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{ |
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struct view *view = data; |
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if (state == WL_KEYBOARD_KEY_STATE_RELEASED) |
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return; |
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switch (key) { |
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case KEY_SPACE: |
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case KEY_PAGEDOWN: |
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case KEY_RIGHT: |
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case KEY_DOWN: |
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view_page_down(view); |
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break; |
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case KEY_BACKSPACE: |
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case KEY_PAGEUP: |
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case KEY_LEFT: |
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case KEY_UP: |
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view_page_up(view); |
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break; |
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default: |
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break; |
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} |
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} |
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static void |
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keyboard_focus_handler(struct window *window, |
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struct input *device, void *data) |
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{ |
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struct view *view = data; |
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window_schedule_redraw(view->window); |
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} |
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static struct view * |
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view_create(struct display *display, |
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uint32_t key, const char *filename, int fullscreen, int *view_counter) |
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{ |
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struct view *view; |
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gchar *basename; |
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gchar *title; |
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GFile *file = NULL; |
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GError *error = NULL; |
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view = zalloc(sizeof *view); |
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if (view == NULL) |
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return view; |
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file = g_file_new_for_commandline_arg(filename); |
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basename = g_file_get_basename(file); |
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if(!basename) { |
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title = g_strdup("Wayland View"); |
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} else { |
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title = g_strdup_printf("Wayland View - %s", basename); |
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g_free(basename); |
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} |
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view->document = poppler_document_new_from_file(g_file_get_uri(file), |
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NULL, &error); |
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if(error) { |
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title = g_strdup("File not found"); |
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} |
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view->window = window_create(display); |
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view->widget = window_frame_create(view->window, view); |
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window_set_title(view->window, title); |
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g_free(title); |
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view->display = display; |
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window_set_user_data(view->window, view); |
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window_set_key_handler(view->window, key_handler); |
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window_set_keyboard_focus_handler(view->window, |
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keyboard_focus_handler); |
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window_set_fullscreen_handler(view->window, fullscreen_handler); |
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window_set_close_handler(view->window, close_handler); |
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widget_set_button_handler(view->widget, button_handler); |
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widget_set_resize_handler(view->widget, resize_handler); |
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widget_set_redraw_handler(view->widget, redraw_handler); |
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view->page = 0; |
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view->fullscreen = fullscreen; |
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window_set_fullscreen(view->window, view->fullscreen); |
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window_schedule_resize(view->window, 500, 400); |
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view->view_counter = view_counter; |
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*view_counter += 1; |
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return view; |
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} |
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static int option_fullscreen; |
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static const struct weston_option view_options[] = { |
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{ WESTON_OPTION_BOOLEAN, "fullscreen", 0, &option_fullscreen }, |
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}; |
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int |
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main(int argc, char *argv[]) |
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{ |
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struct display *d; |
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int i; |
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int view_counter = 0; |
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#if !GLIB_CHECK_VERSION(2, 35, 0) |
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g_type_init(); |
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#endif |
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parse_options(view_options, ARRAY_LENGTH(view_options), &argc, argv); |
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d = display_create(&argc, argv); |
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if (d == NULL) { |
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fprintf(stderr, "failed to create display: %m\n"); |
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return -1; |
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} |
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for (i = 1; i < argc; i++) |
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view_create (d, i, argv[i], option_fullscreen, &view_counter); |
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if (view_counter > 0) |
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display_run(d); |
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return 0; |
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} |
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