static bool testtilecache_sprite_renderer(void *p_context, MCContext *p_target, const MCRectangle& p_rectangle)
{
MCControl *t_control;
t_control = (MCControl *)p_context;
// A scrolling layer is an unadorned group.
bool t_scrolling;
t_scrolling = t_control -> layer_isscrolling();
MCRectangle t_control_rect, t_dirty_rect;
if (!t_scrolling)
{
t_control_rect = t_control -> geteffectiverect();
t_dirty_rect = MCU_intersect_rect(t_control_rect, MCU_offset_rect(p_rectangle, t_control_rect . x, t_control_rect . y));
}
else
{
t_control_rect = t_control -> layer_getcontentrect();
t_dirty_rect = MCU_intersect_rect(t_control_rect, MCU_offset_rect(p_rectangle, t_control_rect . x, t_control_rect . y));
}
if (MCU_empty_rect(t_dirty_rect))
return true;
p_target -> setorigin(t_control_rect . x + p_rectangle . x, t_control_rect . y + p_rectangle . y);
p_target -> setclip(t_dirty_rect);
p_target -> setfunction(GXcopy);
p_target -> setopacity(255);
t_control -> draw(p_target, t_dirty_rect, false, true);
return true;
}
void MCStack::view_update_transform(void)
{
MCRectangle t_view_rect;
MCGAffineTransform t_transform;
// IM-2014-01-16: [[ StackScale ]] Use utility method to calculate new values
view_calculate_viewports(m_view_requested_stack_rect, m_view_adjusted_stack_rect, t_view_rect, t_transform);
// IM-2013-12-20: [[ ShowAll ]] Calculate new stack visible rect
MCRectangle t_stack_visible_rect;
t_stack_visible_rect = MCRectangleGetTransformedBounds(MCRectangleMake(0, 0, t_view_rect.width, t_view_rect.height), MCGAffineTransformInvert(t_transform));
if (m_view_fullscreenmode == kMCStackFullscreenLetterbox || m_view_fullscreenmode == kMCStackFullscreenNoScale)
t_stack_visible_rect = MCU_intersect_rect(t_stack_visible_rect, MCRectangleMake(0, 0, m_view_adjusted_stack_rect.width, m_view_adjusted_stack_rect.height));
// IM-2013-10-03: [[ FullscreenMode ]] if the transform has changed, redraw everything
// IM-2013-12-20: [[ ShowAll ]] if the stack viewport has changed, redraw everything
if (!MCU_equal_rect(t_stack_visible_rect, m_view_stack_visible_rect) || !MCGAffineTransformIsEqual(t_transform, m_view_transform))
{
m_view_transform = t_transform;
m_view_stack_visible_rect = t_stack_visible_rect;
view_dirty_all();
}
// IM-2014-01-16: [[ StackScale ]] Update view rect if needed
view_setrect(t_view_rect);
}
bool LockGraphics(MCRegionRef p_area, MCContext*& r_context)
{
MCRectangle t_actual_area;
t_actual_area = MCU_intersect_rect(MCRegionGetBoundingBox(p_area), MCRegionGetBoundingBox(m_region));
if (MCU_empty_rect(t_actual_area))
return false;
m_locked_pixmap = MCscreen -> createpixmap(t_actual_area . width, t_actual_area . height, 0, False);
if (m_locked_pixmap != nil)
{
m_locked_context = MCscreen -> createcontext(m_locked_pixmap, False, False);
if (m_locked_context != nil)
{
m_locked_context -> setorigin(t_actual_area . x, t_actual_area . y);
m_locked_context -> setclip(t_actual_area);
m_locked_area = t_actual_area;
r_context = m_locked_context;
return true;
}
MCscreen -> freepixmap(m_locked_pixmap);
}
return false;
}
bool MCTileCacheSoftwareCompositor_CompositeRect(void *p_context, int32_t p_x, int32_t p_y, uint32_t p_color)
{
MCTileCacheSoftwareCompositorContext *self;
self = (MCTileCacheSoftwareCompositorContext *)p_context;
if (self -> tile_row == nil &&
!MCMemoryAllocate(self -> tile_size * sizeof(uint32_t), self -> tile_row))
return false;
if (self -> tile_row_color != p_color)
{
for(int32_t i = 0; i < self -> tile_size; i++)
self -> tile_row[i] = p_color;
self -> tile_row_color = p_color;
}
MCRectangle t_dst_rect;
t_dst_rect . x = p_x;
t_dst_rect . y = p_y;
t_dst_rect . width = self -> tile_size;
t_dst_rect . height = self -> tile_size;
t_dst_rect = MCU_intersect_rect(t_dst_rect, self -> clip);
void *t_dst_ptr;
t_dst_ptr = (uint8_t *)self -> bits + self -> stride * (t_dst_rect . y - self -> dirty . y) + (t_dst_rect . x - self -> dirty . x) * sizeof(uint32_t);
for(uint32_t y = 0; y < t_dst_rect . height; y++)
self -> combiner((uint8_t *)t_dst_ptr + y * self -> stride, self -> stride, self -> tile_row, self -> tile_size * sizeof(uint32_t), t_dst_rect . width, 1, self -> opacity);
return true;
}
bool LockPixels(MCRegionRef p_area, MCGRaster& r_raster)
{
if (m_bitmap == nil || m_locked)
return false;
MCRectangle t_bounds = MCRegionGetBoundingBox(m_region);
MCRectangle t_actual_area;
t_actual_area = MCU_intersect_rect(MCRegionGetBoundingBox(p_area), t_bounds);
if (MCU_empty_rect(t_actual_area))
return false;
/* UNCHECKED */ MCRegionIncludeRect(m_redraw_region, t_actual_area);
uint8_t *t_bits = (uint8_t*)m_raster.pixels + (t_actual_area.y - t_bounds.y) * m_raster.stride + (t_actual_area.x - t_bounds.x) * sizeof(uint32_t);
m_locked_area = t_actual_area;
r_raster . format = kMCGRasterFormat_ARGB;
r_raster . width = t_actual_area . width;
r_raster . height = t_actual_area . height;
r_raster . stride = m_raster.stride;
r_raster . pixels = t_bits;
m_locked = true;
return true;
}
static bool testtilecache_scenery_renderer(void *p_context, MCContext *p_target, const MCRectangle& p_rectangle)
{
MCControl *t_control;
t_control = (MCControl *)p_context;
// Don't render anything if the control is invisible.
if (!t_control -> getflag(F_VISIBLE) && !MCshowinvisibles)
return true;
MCRectangle t_control_rect;
t_control_rect = t_control -> geteffectiverect();
MCRectangle t_dirty_rect;
t_dirty_rect = MCU_intersect_rect(t_control_rect, p_rectangle);
if (MCU_empty_rect(t_dirty_rect))
return true;
p_target -> setclip(t_dirty_rect);
p_target -> setfunction(GXcopy);
p_target -> setopacity(255);
t_control -> draw(p_target, t_dirty_rect, false, false);
return true;
}
bool MCTileCacheSoftwareCompositor_BeginLayer(void *p_context, const MCRectangle& p_clip, uint32_t p_opacity, uint32_t p_ink)
{
MCTileCacheSoftwareCompositorContext *self;
self = (MCTileCacheSoftwareCompositorContext *)p_context;
self -> clip = MCU_intersect_rect(self -> dirty, p_clip);
self -> opacity = p_opacity;
self -> combiner = s_surface_combiners_nda[p_ink];
return true;
}
bool MCStack::view_snapshottilecache(const MCRectangle &p_stack_rect, MCGImageRef &r_image)
{
if (m_view_tilecache == nil)
return false;
// MW-2013-10-29: [[ Bug 11330 ]] Transform stack to (local) view co-ords.
MCRectangle t_view_rect;
t_view_rect = MCRectangleGetTransformedBounds(p_stack_rect, getviewtransform());
t_view_rect = MCU_intersect_rect(t_view_rect, MCU_make_rect(0, 0, view_getrect() . width, view_getrect() . height));
// IM-2014-01-24: [[ HiDPI ]] use backing surface coords for tilecache operations
MCRectangle t_device_rect;
t_device_rect = MCRectangleGetScaledBounds(t_view_rect, view_getbackingscale());
return MCTileCacheSnapshot(m_view_tilecache, t_device_rect, r_image);
}
void MCNativeLayerX11::updateContainerGeometry()
{
m_intersect_rect = MCU_intersect_rect(m_viewport_rect, m_rect);
// Clear any minimum size parameters for the GTK widgets
gtk_widget_set_size_request(GTK_WIDGET(m_child_window), -1, -1);
// Resize by adjusting the widget's containing GtkWindow
gdk_window_move_resize(gtk_widget_get_window(GTK_WIDGET(m_child_window)), m_intersect_rect.x, m_intersect_rect.y, m_intersect_rect.width, m_intersect_rect.height);
// We need to set the requested minimum size in order to get in-process GTK
// widgets to re-size automatically. Unfortunately, that is the only widget
// category that this works for... others need to do it themselves.
gtk_widget_set_size_request(GTK_WIDGET(m_child_window), m_intersect_rect.width, m_intersect_rect.height);
}
bool LockPixmap(MCRegionRef p_area, Pixmap& r_pixmap)
{
MCRectangle t_actual_area;
t_actual_area = MCU_intersect_rect(MCRegionGetBoundingBox(p_area), MCRegionGetBoundingBox(m_region));
if (MCU_empty_rect(t_actual_area))
return false;
m_locked_pixmap = MCscreen -> createpixmap(t_actual_area . width, t_actual_area . height, 0, False);
if (m_locked_pixmap == nil)
return false;
m_locked_area = t_actual_area;
r_pixmap = m_locked_pixmap;
return true;
}
// IM-2014-01-29: [[ HiDPI ]] Apply screen workarea to given MCDisplay array
bool MCScreenDC::apply_workarea(MCDisplay *p_displays, uint32_t p_display_count)
{
bool t_success;
t_success = true;
MCRectangle t_workarea;
t_success = MCX11GetWindowWorkarea(dpy, getroot(), t_workarea);
if (t_success)
{
for (uint32_t i = 0; i < p_display_count; i++)
p_displays[i].workarea = MCU_intersect_rect(t_workarea, p_displays[i].viewport);
}
return t_success;
}
const MCDisplay *MCUIDC::device_getnearestdisplay(const MCRectangle& p_rectangle)
{
MCDisplay const *t_displays;
uint4 t_display_count;
uint4 t_home;
uint4 t_max_area, t_max_distance;
uint4 t_max_area_index, t_max_distance_index;
t_display_count = MCscreen -> getdisplays(t_displays, false);
t_max_area = 0;
t_max_distance = MAXUINT4;
for(uint4 t_display = 0; t_display < t_display_count; ++t_display)
{
MCRectangle t_workarea;
t_workarea = t_displays[t_display] . device_workarea;
MCRectangle t_intersection;
uint4 t_area, t_distance;
t_intersection = MCU_intersect_rect(p_rectangle, t_workarea);
t_area = t_intersection . width * t_intersection . height;
uint4 t_dx, t_dy;
t_dx = (t_workarea . x + t_workarea . width / 2) - (p_rectangle . x + p_rectangle . width / 2);
t_dy = (t_workarea . y + t_workarea . height / 2) - (p_rectangle . y + p_rectangle . height / 2);
t_distance = t_dx * t_dx + t_dy * t_dy;
if (t_area > t_max_area)
{
t_max_area = t_area;
t_max_area_index = t_display;
}
if (t_distance < t_max_distance)
{
t_max_distance = t_distance;
t_max_distance_index = t_display;
}
}
if (t_max_area == 0)
t_home = t_max_distance_index;
else
t_home = t_max_area_index;
return &t_displays[t_home];
}
bool LockPixels(MCRegionRef p_area, MCGRaster &r_raster)
{
m_locked_bits = m_raster.pixels;
m_locked_stride = m_raster.stride;
m_locked_area = MCRegionGetBoundingBox(p_area);
// restrict locked area to intersection with raster
m_locked_area = MCU_intersect_rect(m_locked_area, MCU_make_rect(0, 0, m_raster.width, m_raster.height));
/* UNCHECKED */ MCRegionIncludeRect(m_redraw_region, m_locked_area);
r_raster.width = m_locked_area.width;
r_raster.height = m_locked_area.height;
r_raster.pixels = (uint8_t *)m_locked_bits + m_locked_area . y * m_locked_stride + m_locked_area . x * sizeof(uint32_t);
r_raster.stride = m_locked_stride;
r_raster.format = m_raster.format;
return true;
}
// IM-2013-10-14: [[ FullscreenMode ]] Move update region tracking into view abstraction
void MCStack::view_dirty_rect(const MCRectangle &p_rect)
{
MCRectangle t_visible_rect = MCRectangleGetTransformedBounds(view_getstackvisiblerect(), view_getviewtransform());
MCRectangle t_dirty_rect = MCU_intersect_rect(p_rect, t_visible_rect);
if (t_dirty_rect.width == 0 || t_dirty_rect.height == 0)
return;
// If there is no region yet, make one.
if (m_view_update_region == nil)
/* UNCHECKED */ MCRegionCreate(m_view_update_region);
MCRegionIncludeRect(m_view_update_region, t_dirty_rect);
// Mark the stack as needing a redraw and schedule an update.
m_view_need_redraw = true;
MCRedrawScheduleUpdateForStack(this);
}
bool LockPixels(MCRegionRef p_area, void*& r_bits, uint32_t& r_stride)
{
MCRectangle t_actual_area;
t_actual_area = MCU_intersect_rect(MCRegionGetBoundingBox(p_area), MCRegionGetBoundingBox(m_region));
if (MCU_empty_rect(t_actual_area))
return false;
m_locked_bits = malloc(t_actual_area . width * t_actual_area . height * sizeof(uint32_t));
if (m_locked_bits != nil)
{
m_locked_area = t_actual_area;
r_bits = m_locked_bits;
r_stride = t_actual_area . width * sizeof(uint32_t);
return true;
}
return false;
}
void MCControl::layer_dirtycontentrect(const MCRectangle& p_updated_rect, bool p_update_card)
{
if (MCU_empty_rect(p_updated_rect))
return;
MCRectangle t_content_rect;
t_content_rect = layer_getcontentrect();
MCTileCacheRef t_tilecache;
t_tilecache = getstack() -> gettilecache();
// Note that this method is only called if layer_isscrolling() is true, which is only
// possible if we have a tilecache.
if (m_layer_id != 0)
MCTileCacheUpdateSprite(t_tilecache, m_layer_id, MCU_offset_rect(p_updated_rect, -t_content_rect . x, -t_content_rect . y));
// Add the rect to the update region - but only if instructed (update_card will be
// false if the object was invisible).
if (p_update_card)
static_cast<MCCard *>(parent) -> layer_dirtyrect(MCU_intersect_rect(p_updated_rect, geteffectiverect()));
}
void MCStack::view_render(MCGContextRef p_target, MCRectangle p_rect)
{
if (getextendedstate(ECS_DONTDRAW))
return;
// redraw borders if visible
// scale & position stack redraw rect
// update stack region
// IM-2014-01-16: [[ StackScale ]] Transform redraw rect to stack coords in all cases
MCRectangle t_update_rect;
t_update_rect = MCRectangleGetTransformedBounds(p_rect, MCGAffineTransformInvert(m_view_transform));
MCGContextSave(p_target);
MCGContextConcatCTM(p_target, m_view_transform);
if (view_getfullscreen())
{
// IM-2013-12-19: [[ ShowAll ]] Check if the view background needs to be drawn
// IM-2013-12-20: [[ ShowAll ]] Draw the stack into its viewport
if (!MCU_rect_in_rect(t_update_rect, m_view_stack_visible_rect))
{
// IM-2013-10-08: [[ FullscreenMode ]] draw the view backdrop if the render area
// falls outside the stack rect
/* OVERHAUL - REVISIT: currently just draws black behind the stack area */
MCGContextAddRectangle(p_target, MCRectangleToMCGRectangle(t_update_rect));
MCGContextSetFillRGBAColor(p_target, 0.0, 0.0, 0.0, 1.0);
MCGContextFill(p_target);
}
t_update_rect = MCU_intersect_rect(t_update_rect, m_view_stack_visible_rect);
MCGContextClipToRect(p_target, MCRectangleToMCGRectangle(t_update_rect));
}
render(p_target, t_update_rect);
MCGContextRestore(p_target);
}
bool MCTileCacheSoftwareCompositor_CompositeTile(void *p_context, int32_t p_x, int32_t p_y, void *p_tile)
{
MCTileCacheSoftwareCompositorContext *self;
self = (MCTileCacheSoftwareCompositorContext *)p_context;
MCRectangle t_dst_rect;
t_dst_rect . x = p_x;
t_dst_rect . y = p_y;
t_dst_rect . width = self -> tile_size;
t_dst_rect . height = self -> tile_size;
t_dst_rect = MCU_intersect_rect(t_dst_rect, self -> clip);
MCRectangle t_src_rect;
t_src_rect = MCU_offset_rect(t_dst_rect, -p_x, -p_y);
void *t_dst_ptr, *t_src_ptr;
t_dst_ptr = (uint8_t *)self -> bits + self -> stride * (t_dst_rect . y - self -> dirty . y) + (t_dst_rect . x - self -> dirty . x) * sizeof(uint32_t);
t_src_ptr = (uint32_t *)p_tile + self -> tile_size * t_src_rect . y + t_src_rect . x;
self -> combiner(t_dst_ptr, self -> stride, t_src_ptr, self -> tile_size * sizeof(uint32_t), t_src_rect . width, t_src_rect . height, self -> opacity);
return true;
}
void MCStack::constrain(intptr_t lp)
{
uint32_t wstyle, exstyle;
getstyle(wstyle, exstyle);
RECT wrect = getwrect(rect, wstyle, exstyle);
int4 dx = wrect.right - wrect.left - rect.width;
int4 dy = wrect.bottom - wrect.top - rect.height;
LPMINMAXINFO mmptr = (LPMINMAXINFO)lp;
const MCDisplay *t_display;
t_display = MCscreen -> getnearestdisplay(rect);
if (mode < WM_MODAL)
{
MCRectangle t_workarea, t_viewport;
if (MCU_point_in_rect(t_display -> workarea, MCwbr . x, MCwbr . y))
t_workarea = MCU_intersect_rect(MCwbr, t_display -> workarea);
else
t_workarea = t_display -> workarea;
t_viewport = t_display -> viewport;
if (memcmp(&t_workarea, &t_display -> workarea, sizeof(MCRectangle)))
MCU_reduce_rect(t_workarea, -dx / 2);
mmptr -> ptMaxSize . x = MCU_min(maxwidth + dx, t_workarea . width);
mmptr -> ptMaxSize . y = MCU_min(maxheight + dy, t_workarea . height);
mmptr -> ptMaxPosition . x = t_workarea . x - t_viewport . x;
mmptr -> ptMaxPosition . y = t_workarea . y - t_viewport . y;
}
// MW-2007-07-27: In Windows 98 we need to clamp to 32767...
mmptr -> ptMinTrackSize . x = minwidth + dx;
mmptr -> ptMinTrackSize . y = minheight + dy;
mmptr -> ptMaxTrackSize . x = MCU_min(32767, maxwidth + dx);
mmptr -> ptMaxTrackSize . y = MCU_min(32767, maxheight + dy);
}
void MCControl::layer_dirtyeffectiverect(const MCRectangle& p_effective_rect, bool p_update_card)
{
// The dirty rect will be the input effective rect expanded by any effects
// applied by the parent groups (if any).
MCRectangle t_dirty_rect;
t_dirty_rect = p_effective_rect;
// Expand the effective rect by that of all parent groups.
MCControl *t_control;
t_control = this;
while(t_control -> parent -> gettype() == CT_GROUP)
{
MCControl *t_parent_control;
t_parent_control = static_cast<MCControl *>(t_control -> parent);
// If the parent control is scrolling, we are done - defer to content
// dirtying.
if (t_parent_control -> layer_isscrolling())
{
t_parent_control -> layer_dirtycontentrect(t_dirty_rect, p_update_card);
return;
}
// Otherwise intersect the dirty rect with the parent's rect.
t_dirty_rect = MCU_intersect_rect(t_dirty_rect, t_control -> parent -> getrect());
// Expand due to bitmap effects (if any).
if (t_parent_control -> m_bitmap_effects != nil)
MCBitmapEffectsComputeBounds(t_parent_control -> m_bitmap_effects, t_dirty_rect, t_dirty_rect);
t_control = t_parent_control;
}
// Fetch the tilecache we are using (if any).
MCTileCacheRef t_tilecache;
t_tilecache = t_control -> getstack() -> gettilecache();
// Notify any tilecache of the changes.
if (t_tilecache != nil)
{
// We must be in tile-cache mode with a top-level control, but if the layer
// id is zero, there is nothing to do.
if (t_control -> m_layer_id == 0)
return;
// How we handle the layer depends on whether it is a sprite or not.
if (!t_control -> layer_issprite())
{
// Non-dynamic layers are scenery in the tilecache, their rect is in
// canvas co-ords.
MCTileCacheUpdateScenery(t_tilecache, t_control -> m_layer_id, t_dirty_rect);
}
else
{
// Dynamic layers are sprites in the tilecache, their rect is in
// sprite co-ords.
MCTileCacheUpdateSprite(t_tilecache, t_control -> m_layer_id, MCU_offset_rect(t_dirty_rect, -t_control -> rect . x, -t_control -> rect . y));
}
}
// Add the rect to the update region - but only if instructed (update_card will be
// false if the object was invisible).
if (p_update_card)
static_cast<MCCard *>(t_control -> parent) -> layer_dirtyrect(t_dirty_rect);
}
void MCStack::effectrect(const MCRectangle& p_area, Boolean& r_abort)
{
// Get the list of effects.
MCEffectList *t_effects = MCcur_effects;
MCcur_effects = NULL;
// If the window isn't opened or hasn't been attached (plugin) or if we have no
// snapshot to use, this is a no-op.
if (!opened || !haswindow() || m_snapshot == nil)
{
while(t_effects != NULL)
{
MCEffectList *t_effect;
t_effect = t_effects;
t_effects = t_effects -> next;
delete t_effect;
}
return;
}
// Mark the stack as being in an effect.
state |= CS_EFFECT;
// Lock messages while the effect is happening.
Boolean t_old_lockmessages;
t_old_lockmessages = MClockmessages;
MClockmessages = True;
// Calculate the area of interest.
MCRectangle t_effect_area;
t_effect_area = curcard -> getrect();
t_effect_area . y = getscroll();
t_effect_area . height -= t_effect_area . y;
t_effect_area = MCU_intersect_rect(t_effect_area, p_area);
// IM-2013-08-21: [[ ResIndependence ]] Scale effect area to device coords
// Align snapshot rect to device pixels
// IM-2013-09-30: [[ FullscreenMode ]] Use stack transform to get device coords
MCGAffineTransform t_transform;
t_transform = getdevicetransform();
// MW-2013-10-29: [[ Bug 11330 ]] Make sure the effect area is cropped to the visible
// area.
t_effect_area = MCRectangleGetTransformedBounds(t_effect_area, getviewtransform());
t_effect_area = MCU_intersect_rect(t_effect_area, MCU_make_rect(0, 0, view_getrect() . width, view_getrect() . height));
// IM-2014-01-24: [[ HiDPI ]] scale effect region to backing surface coords
MCGFloat t_scale;
t_scale = view_getbackingscale();
MCRectangle t_device_rect, t_user_rect;
t_device_rect = MCRectangleGetScaledBounds(t_effect_area, t_scale);
t_user_rect = MCRectangleGetTransformedBounds(t_device_rect, MCGAffineTransformInvert(t_transform));
// IM-2013-08-29: [[ RefactorGraphics ]] get device height for CoreImage effects
// IM-2013-09-30: [[ FullscreenMode ]] Use view rect to get device height
uint32_t t_device_height;
t_device_height = floor(view_getrect().height * t_scale);
// Make a region of the effect area
// IM-2013-08-29: [[ ResIndependence ]] scale effect region to device coords
MCRegionRef t_effect_region;
t_effect_region = nil;
/* UNCHECKED */ MCRegionCreate(t_effect_region);
/* UNCHECKED */ MCRegionSetRect(t_effect_region, t_effect_area);
#ifndef FEATURE_PLATFORM_PLAYER
#if defined(FEATURE_QUICKTIME)
// MW-2010-07-07: Make sure QT is only loaded if we actually are doing an effect
if (t_effects != nil)
if (!MCdontuseQTeffects)
if (!MCtemplateplayer -> isQTinitted())
MCtemplateplayer -> initqt();
#endif
#endif
// Lock the screen to prevent any updates occuring until we want them.
MCRedrawLockScreen();
// By default, we have not aborted.
r_abort = False;
MCGImageRef t_initial_image;
t_initial_image = MCGImageRetain(m_snapshot);
while(t_effects != nil)
{
uint32_t t_duration;
t_duration = MCU_max(1, MCeffectrate / (t_effects -> speed - VE_VERY));
if (t_effects -> type == VE_DISSOLVE)
t_duration *= 2;
uint32_t t_delta;
t_delta = 0;
// Create surface at effect_area size.
// Render into surface based on t_effects -> image
MCGImageRef t_final_image = nil;
// If this isn't a plain effect, then we must fetch first and last images.
if (t_effects -> type != VE_PLAIN)
{
// Render the final image.
MCGContextRef t_context = nil;
// IM-2014-05-20: [[ GraphicsPerformance ]] Create opaque context for snapshot
/* UNCHECKED */ MCGContextCreate(t_device_rect.width, t_device_rect.height, false, t_context);
MCGContextTranslateCTM(t_context, -t_device_rect.x, -t_device_rect.y);
// IM-2013-10-03: [[ FullscreenMode ]] Apply device transform to context
MCGContextConcatCTM(t_context, t_transform);
// Configure the context.
MCGContextClipToRect(t_context, MCRectangleToMCGRectangle(t_user_rect));
// Render an appropriate image
switch(t_effects -> image)
{
case VE_INVERSE:
{
MCContext *t_old_context = nil;
/* UNCHECKED */ t_old_context = new MCGraphicsContext(t_context);
curcard->draw(t_old_context, t_user_rect, false);
delete t_old_context;
MCGContextSetFillRGBAColor(t_context, 1.0, 1.0, 1.0, 1.0);
MCGContextSetBlendMode(t_context, kMCGBlendModeDifference);
MCGContextAddRectangle(t_context, MCRectangleToMCGRectangle(t_user_rect));
MCGContextFill(t_context);
}
break;
case VE_BLACK:
MCGContextSetFillRGBAColor(t_context, 0.0, 0.0, 0.0, 1.0);
MCGContextAddRectangle(t_context, MCRectangleToMCGRectangle(t_user_rect));
MCGContextFill(t_context);
break;
case VE_WHITE:
MCGContextSetFillRGBAColor(t_context, 1.0, 1.0, 1.0, 1.0);
MCGContextAddRectangle(t_context, MCRectangleToMCGRectangle(t_user_rect));
MCGContextFill(t_context);
break;
case VE_GRAY:
MCGContextSetFillRGBAColor(t_context, 0.5, 0.5, 0.5, 1.0);
MCGContextAddRectangle(t_context, MCRectangleToMCGRectangle(t_user_rect));
MCGContextFill(t_context);
break;
default:
{
MCContext *t_old_context = nil;
/* UNCHECKED */ t_old_context = new MCGraphicsContext(t_context);
curcard->draw(t_old_context, t_user_rect, false);
delete t_old_context;
}
}
/* UNCHECKED */ MCGContextCopyImage(t_context, t_final_image);
MCGContextRelease(t_context);
}
MCStackEffectContext t_context;
t_context.delta = t_delta;
t_context.duration = t_duration;
t_context.effect = t_effects;
t_context.effect_area = t_device_rect;
t_context.initial_image = t_initial_image;
t_context.final_image = t_final_image;
// MW-2011-10-20: [[ Bug 9824 ]] Make sure dst point is correct.
// Initialize the destination with the start image.
view_platform_updatewindowwithcallback(t_effect_region, MCStackRenderInitial, &t_context);
// If there is a sound, then start playing it.
if (t_effects -> sound != NULL)
{
MCAudioClip *acptr;
MCNewAutoNameRef t_sound;
/* UNCHECKED */ MCNameCreate(t_effects->sound, &t_sound);
if ((acptr = (MCAudioClip *)getobjname(CT_AUDIO_CLIP, *t_sound)) == NULL)
{
IO_handle stream;
if ((stream = MCS_open(t_effects->sound, kMCOpenFileModeRead, True, False, 0)) != NULL)
{
acptr = new MCAudioClip;
acptr->setdisposable();
if (!acptr->import(t_effects->sound, stream))
{
delete acptr;
acptr = NULL;
}
MCS_close(stream);
}
}
if (acptr != NULL)
{
MCU_play_stop();
MCacptr = acptr;
MCU_play();
#ifndef FEATURE_PLATFORM_AUDIO
if (MCacptr != NULL)
MCscreen->addtimer(MCacptr, MCM_internal, PLAY_RATE);
#endif
}
if (MCscreen->wait((real8)MCsyncrate / 1000.0, False, True))
{
r_abort = True;
break;
}
}
// Initialize CoreImage of QTEffects if needed.
if (t_effects -> type != VE_PLAIN)
{
MCAutoPointer<char> t_name;
/* UNCHECKED */ MCStringConvertToCString(t_effects -> name, &t_name);
#ifdef _MAC_DESKTOP
// IM-2013-08-29: [[ ResIndependence ]] use scaled effect rect for CI effects
if (t_effects -> type == VE_UNDEFINED && MCCoreImageEffectBegin(*t_name, t_initial_image, t_final_image, t_device_rect, t_device_height, t_effects -> arguments))
t_effects -> type = VE_CIEFFECT;
else
#endif
#ifdef FEATURE_QUICKTIME_EFFECTS
// IM-2013-08-29: [[ ResIndependence ]] use scaled effect rect for QT effects
if (t_effects -> type == VE_UNDEFINED && MCQTEffectBegin(t_effects -> type, *t_name, t_effects -> direction, t_initial_image, t_final_image, t_device_rect))
t_effects -> type = VE_QTEFFECT;
#else
;
#endif
}
// Run effect
// Now perform the effect loop, but only if there is something to do.
if (t_effects -> type != VE_PLAIN || old_blendlevel != blendlevel)
{
// Calculate timing parameters.
double t_start_time;
t_start_time = 0.0;
for(;;)
{
t_context.delta = t_delta;
Boolean t_drawn = False;
view_platform_updatewindowwithcallback(t_effect_region, MCStackRenderEffect, &t_context);
// Now redraw the window with the new image.
// if (t_drawn)
{
MCscreen -> sync(getw());
}
// Update the window's blendlevel (if needed)
if (old_blendlevel != blendlevel)
{
float t_fraction = float(t_delta) / t_duration;
setopacity(uint1((old_blendlevel * 255 + (float(blendlevel) - old_blendlevel) * 255 * t_fraction) / 100));
}
// If the start time is zero, then start counting from here.
if (t_start_time == 0.0)
t_start_time = MCS_time();
// If we've reached the end of the transition, we are done.
if (t_delta == t_duration)
{
#ifdef _ANDROID_MOBILE
// MW-2011-12-12: [[ Bug 9907 ]] Make sure we let the screen sync at this point
MCscreen -> wait(0.01, False, False);
#endif
break;
}
// Get the time now.
double t_now;
t_now = MCS_time();
// Compute the new delta value.
uint32_t t_new_delta;
t_new_delta = (uint32_t)ceil((t_now - t_start_time) * 1000.0);
// If the new value is same as the old, then advance one step.
if (t_new_delta == t_delta)
t_delta = t_new_delta + 1;
else
t_delta = t_new_delta;
// If the new delta is beyond the end point, set it to the end.
if (t_delta > t_duration)
t_delta = t_duration;
// Wait until the next boundary, making sure we break for no reason
// other than abort.
if (MCscreen -> wait((t_start_time + (t_delta / 1000.0)) - t_now, False, False))
r_abort = True;
// If we aborted, we render the final step and are thus done.
if (r_abort)
t_delta = t_duration;
}
}
#ifdef _MAC_DESKTOP
if (t_effects -> type == VE_CIEFFECT)
MCCoreImageEffectEnd();
else
#endif
#ifdef FEATURE_QUICKTIME_EFFECTS
if (t_effects -> type == VE_QTEFFECT)
MCQTEffectEnd();
#endif
// Free initial surface.
MCGImageRelease(t_initial_image);
// initial surface becomes final surface.
t_initial_image = t_final_image;
t_final_image = nil;
// Move to the next effect.
MCEffectList *t_current_effect;
t_current_effect = t_effects;
t_effects = t_effects -> next;
delete t_current_effect;
}
// Make sure the pixmaps are freed and any dangling effects
// are cleaned up.
if (t_effects != NULL)
{
/* OVERHAUL - REVISIT: error cleanup needs revised */
MCGImageRelease(t_initial_image);
// MCGSurfaceRelease(t_final_image);
while(t_effects != NULL)
{
MCEffectList *t_current_effect;
t_current_effect = t_effects;
t_effects = t_effects -> next;
delete t_current_effect;
}
}
MCRegionDestroy(t_effect_region);
MCGImageRelease(m_snapshot);
m_snapshot = nil;
m_snapshot = t_initial_image;
// Unlock the screen.
MCRedrawUnlockScreen();
// Unlock messages.
MClockmessages = t_old_lockmessages;
// Turn off effect mode.
state &= ~CS_EFFECT;
// The stack's blendlevel is now the new one.
old_blendlevel = blendlevel;
// Finally, mark the affected area of the stack for a redraw.
dirtyrect(p_area);
}
void MCStack::view_update_transform(bool p_ensure_onscreen)
{
MCRectangle t_view_rect;
MCGAffineTransform t_transform;
#if defined(_MOBILE)
MCOrientation t_orientation;
MCSystemGetOrientation(t_orientation);
MCOrientationGetRectForOrientation(t_orientation ,m_view_requested_stack_rect);
#endif
// IM-2014-01-16: [[ StackScale ]] Use utility method to calculate new values
view_calculate_viewports(m_view_requested_stack_rect, m_view_adjusted_stack_rect, t_view_rect, t_transform);
// IM-2013-12-20: [[ ShowAll ]] Calculate new stack visible rect
MCRectangle t_stack_visible_rect;
t_stack_visible_rect = MCRectangleGetTransformedBounds(MCRectangleMake(0, 0, t_view_rect.width, t_view_rect.height), MCGAffineTransformInvert(t_transform));
if (m_view_fullscreenmode == kMCStackFullscreenLetterbox || m_view_fullscreenmode == kMCStackFullscreenNoScale)
t_stack_visible_rect = MCU_intersect_rect(t_stack_visible_rect, MCRectangleMake(0, 0, m_view_adjusted_stack_rect.width, m_view_adjusted_stack_rect.height));
// IM-2013-10-03: [[ FullscreenMode ]] if the transform has changed, redraw everything
// IM-2013-12-20: [[ ShowAll ]] if the stack viewport has changed, redraw everything
bool t_rect_changed, t_transform_changed;
t_rect_changed = !MCU_equal_rect(t_stack_visible_rect, m_view_stack_visible_rect);
t_transform_changed = !MCGAffineTransformIsEqual(t_transform, m_view_transform);
if (t_rect_changed || t_transform_changed)
{
m_view_transform = t_transform;
m_view_stack_visible_rect = t_stack_visible_rect;
dirtyall();
if (t_transform_changed)
this->OnViewTransformChanged();
}
// PM-2015-07-17: [[ Bug 13754 ]] Make sure stack does not disappear off screen when changing the scalefactor
MCRectangle t_bounded_rect;
if (p_ensure_onscreen)
{
// AL-2015-10-01: [[ Bug 16017 ]] Remember location of stacks on a second monitor
const MCDisplay* t_nearest_display;
t_nearest_display = MCscreen -> getnearestdisplay(t_view_rect);
if (t_nearest_display != nil)
{
MCRectangle t_screen_rect;
t_screen_rect = t_nearest_display -> viewport;
t_bounded_rect = MCU_bound_rect(t_view_rect, t_screen_rect . x, t_screen_rect . y, t_screen_rect . width, t_screen_rect . height);
}
else
{
// In noUI mode, we don't have a nearest display.
t_bounded_rect = MCU_bound_rect(t_view_rect, 0, 0, MCscreen -> getwidth(), MCscreen -> getheight());
}
}
else
{
t_bounded_rect = t_view_rect;
}
// IM-2014-01-16: [[ StackScale ]] Update view rect if needed
view_setrect(t_bounded_rect);
}
// IM-2014-01-29: [[ HiDPI ]] Apply screen struts to given MCDisplay array
bool MCScreenDC::apply_partial_struts(MCDisplay *p_displays, uint32_t p_display_count)
{
if (MCstrutpartialatom == None || MCclientlistatom == None)
return false;
bool t_success = true;
x11::Atom t_ret;
int t_format, t_status;
x11::Window *t_clients = nil;
unsigned long t_client_count, t_after;
x11::Atom XA_WINDOW = x11::gdk_x11_atom_to_xatom_for_display(dpy, gdk_atom_intern_static_string("WINDOW"));
x11::Atom XA_CARDINAL = x11::gdk_x11_atom_to_xatom_for_display(dpy, gdk_atom_intern_static_string("CARDINAL"));
t_status = x11::XGetWindowProperty(x11::gdk_x11_display_get_xdisplay(dpy),
x11::gdk_x11_drawable_get_xid(getroot()),
x11::gdk_x11_atom_to_xatom_for_display(dpy, MCclientlistatom),
0, -1, False,XA_WINDOW, &t_ret, &t_format, &t_client_count, &t_after,
(unsigned char **)&t_clients);
t_success = t_status == Success && t_ret == XA_WINDOW && t_format == 32;
if (t_success)
{
int32_t t_screenwidth, t_screenheight;
t_screenwidth = device_getwidth();
t_screenheight = device_getheight();
for (uindex_t i = 0; t_success && i < t_client_count; i++)
{
unsigned long t_strut_count;
unsigned long *t_struts = nil;
t_status = x11::XGetWindowProperty(x11::gdk_x11_display_get_xdisplay(dpy),
t_clients[i],
x11::gdk_x11_atom_to_xatom_for_display(dpy, MCstrutpartialatom),
0, 12, False, XA_CARDINAL, &t_ret, &t_format, &t_strut_count, &t_after,
(unsigned char **)&t_struts);
if (t_status == Success && t_ret == XA_CARDINAL && t_format == 32 && t_strut_count == 12)
{
MCRectangle t_strut_rect = {0,0,0,0};
MCRectangle t_strut_test = {0,0,0,0};
if (t_struts[0] > 0)
{
// LEFT
t_strut_rect.x = t_struts[0];
t_strut_rect.y = 0;
t_strut_rect.width = t_screenwidth - t_strut_rect.x;
t_strut_rect.height = t_screenheight;
t_strut_test = t_strut_rect;
t_strut_test.y = t_struts[4];
t_strut_test.height = t_struts[5] - t_strut_test.y;
}
else if (t_struts[1] > 0)
{
// RIGHT
t_strut_rect.x = 0;
t_strut_rect.y = 0;
t_strut_rect.width = t_screenwidth - t_struts[1];
t_strut_rect.height = t_screenheight;
t_strut_test = t_strut_rect;
t_strut_test.y = t_struts[6];
t_strut_test.height = t_struts[7] - t_strut_test.y;
}
else if (t_struts[2] > 0)
{
// TOP
t_strut_rect.x = 0;
t_strut_rect.y = t_struts[2];
t_strut_rect.width = t_screenwidth;
t_strut_rect.height = t_screenheight - t_strut_rect.y;
t_strut_test = t_strut_rect;
t_strut_test.x = t_struts[8];
t_strut_test.width = t_struts[9] - t_strut_test.x;
}
else if (t_struts[3] > 0)
{
// BOTTOM
t_strut_rect.x = 0;
t_strut_rect.y = 0;
t_strut_rect.width = t_screenwidth;
t_strut_rect.height = t_screenheight - t_struts[3];
t_strut_test = t_strut_rect;
t_strut_test.x = t_struts[10];
t_strut_test.width = t_struts[11] - t_strut_test.x;
}
for (uindex_t s = 0; s < p_display_count; s++)
{
MCRectangle t_workarea = p_displays[s].workarea;
MCRectangle t_test = MCU_intersect_rect(t_strut_test, t_workarea);
if (t_test.width != 0 && t_test.height != 0)
t_workarea = MCU_intersect_rect(t_strut_rect, t_workarea);
p_displays[s].workarea = t_workarea;
}
}
if (t_struts != nil)
x11::XFree(t_struts);
}
}
if (t_clients != nil)
x11::XFree(t_clients);
return t_success;
}
