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[feat] Comics: zoom to panel (#6511)

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This pull requests aims to provide convenient way to zoom in comics. The idea is when user holds/double taps (not decided yet) on a manga/comic panel, it gets cut out from the rest of the image and zoomed. More details in koreader/koreader-base#1148. Depends on koreader/koreader-base#1159
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Galunid
2020-09-24 15:17:37 +02:00
committed by GitHub
parent aeaf911758
commit 15455b594d
7 changed files with 115 additions and 1 deletions
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7
frontend/document/document.lua
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@@ -413,6 +413,13 @@ function Document:getDrawnImagesStatistics()
return self._drawn_images_count, self._drawn_images_surface_ratio
end
function Document:getPagePart(pageno, rect, rotation)
local tile = self:renderPage(pageno, rect, 1, rotation, 1, 0)
local target = Blitbuffer.new(rect.w, rect.h, self.render_color and self.color_bb_type or nil)
target:blitFrom(tile.bb, 0, 0, rect.x, rect.y, rect.w, rect.h)
return target
end
function Document:getPageText(pageno)
-- is this worth caching? not done yet.
local page = self._document:openPage(pageno)