From e0cf06ff058266f54faabad0516e5945e06233af Mon Sep 17 00:00:00 2001
From: Jeremie Knuesel <knuesel@gmail.com>
Date: Tue, 23 Jan 2018 22:22:38 +0100
Subject: [PATCH] Remove HAVE_HIDPI_SUPPORT

One can simply check the Cairo version now that GTK+ has been bumped to
3.10.
---
 config.mk             | 6 ------
 zathura/page-widget.c | 2 +-
 zathura/render.c      | 4 ++--
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/config.mk b/config.mk
index 05fffec..d40a334 100644
--- a/config.mk
+++ b/config.mk
@@ -47,12 +47,6 @@ WITH_SYNCTEX ?= $(shell (${PKG_CONFIG} synctex && echo 1) || echo 0)
 # To disable support for mimetype detction with libmagic set WITH_MAGIC to 0.
 WITH_MAGIC ?= 1
 
-# HiDPI
-HIDPI_SUPPORT_CAIRO = $(shell (${PKG_CONFIG} --atleast-version=1.14 cairo && echo 1) || echo 0)
-ifeq (${HIDPI_SUPPORT_CAIRO},1)
-CPPFLAGS += -DHAVE_HIDPI_SUPPORT
-endif
-
 # paths
 PREFIX ?= /usr
 MANPREFIX ?= ${PREFIX}/share/man
diff --git a/zathura/page-widget.c b/zathura/page-widget.c
index c6e170e..8067d3d 100644
--- a/zathura/page-widget.c
+++ b/zathura/page-widget.c
@@ -448,7 +448,7 @@ zathura_page_widget_draw(GtkWidget* widget, cairo_t* cairo)
       unsigned int pheight = (rotation % 180 ? page_width : page_height);
       unsigned int pwidth = (rotation % 180 ? page_height : page_width);
 
-#ifdef HAVE_HIDPI_SUPPORT
+#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1,14,0)
       double device_scale_x;
       double device_scale_y;
       cairo_surface_get_device_scale(priv->thumbnail, &device_scale_x, &device_scale_y);
diff --git a/zathura/render.c b/zathura/render.c
index 6c5db86..a890e49 100644
--- a/zathura/render.c
+++ b/zathura/render.c
@@ -740,7 +740,7 @@ render(render_job_t* job, ZathuraRenderRequest* request, ZathuraRenderer* render
                                                    &page_height, &page_width,
                                                    false);
 
-#ifdef HAVE_HIDPI_SUPPORT
+#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1,14,0)
   double device_scale_x;
   double device_scale_y;
   zathura_document_get_device_scale(document, &device_scale_x, &device_scale_y);
@@ -761,7 +761,7 @@ render(render_job_t* job, ZathuraRenderRequest* request, ZathuraRenderer* render
     return false;
   }
 
-#ifdef HAVE_HIDPI_SUPPORT
+#if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1,14,0)
   if (device_scale_x != 0.0 && device_scale_y != 0.0) {
     cairo_surface_set_device_scale(surface, device_scale_x, device_scale_y);
     if (cairo_surface_status(surface) != CAIRO_STATUS_SUCCESS) {