mirror of
https://github.com/telegramdesktop/tdesktop
synced 2025-04-27 05:39:10 +00:00
90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#pragma once
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#include "layout/abstract_layout_item.h"
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namespace HistoryView {
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struct TextState;
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struct StateRequest;
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} // namespace HistoryView
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namespace Ui {
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enum CachedRoundCorners : int;
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} // namespace Ui
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constexpr auto FullSelection = TextSelection { 0xFFFF, 0xFFFF };
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inline bool IsSubGroupSelection(TextSelection selection) {
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return (selection.from == 0xFFFF) && (selection.to != 0xFFFF);
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}
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inline bool IsGroupItemSelection(
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TextSelection selection,
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int index) {
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Expects(index >= 0 && index < 0x0F);
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return IsSubGroupSelection(selection) && (selection.to & (1 << index));
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}
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[[nodiscard]] inline TextSelection AddGroupItemSelection(
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TextSelection selection,
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int index) {
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Expects(index >= 0 && index < 0x0F);
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const auto bit = uint16(1U << index);
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return TextSelection(
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0xFFFF,
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IsSubGroupSelection(selection) ? (selection.to | bit) : bit);
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}
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[[nodiscard]] inline TextSelection RemoveGroupItemSelection(
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TextSelection selection,
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int index) {
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Expects(index >= 0 && index < 0x0F);
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const auto bit = uint16(1U << index);
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return IsSubGroupSelection(selection)
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? TextSelection(0xFFFF, selection.to & ~bit)
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: selection;
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}
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int32 documentColorIndex(DocumentData *document, QString &ext);
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style::color documentColor(int colorIndex);
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style::color documentDarkColor(int colorIndex);
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style::color documentOverColor(int colorIndex);
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style::color documentSelectedColor(int colorIndex);
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Ui::CachedRoundCorners documentCorners(int colorIndex);
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class PaintContextBase {
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public:
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PaintContextBase(crl::time ms, bool selecting) : ms(ms), selecting(selecting) {
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}
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crl::time ms;
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bool selecting;
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};
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class LayoutItemBase : public AbstractLayoutItem {
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public:
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using TextState = HistoryView::TextState;
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using StateRequest = HistoryView::StateRequest;
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using AbstractLayoutItem::AbstractLayoutItem;
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virtual void initDimensions() = 0;
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[[nodiscard]] virtual TextState getState(
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QPoint point,
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StateRequest request) const;
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[[nodiscard]] virtual TextSelection adjustSelection(
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TextSelection selection,
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TextSelectType type) const;
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};
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