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ARulerView.h
    1/*
    2 * AUI Framework - Declarative UI toolkit for modern C++20
    3 * Copyright (C) 2020-2025 Alex2772 and Contributors
    4 *
    5 * SPDX-License-Identifier: MPL-2.0
    6 *
    7 * This Source Code Form is subject to the terms of the Mozilla Public
    8 * License, v. 2.0. If a copy of the MPL was not distributed with this
    9 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   10 */
   11
   12//
   13// Created by alex2 on 6/25/2021.
   14//
   15
   16
   17#pragma once
   18
   19#include <AUI/View/AView.h>
   20#include <AUI/Util/ALayoutDirection.h>
   21#include <AUI/GL/Vao.h>
   22#include "AUI/Font/IFontView.h"
   23
   28class API_AUI_VIEWS ARulerView: public AView, public IFontView {
   29private:
   30    ALayoutDirection mLayoutDirection;
   31    _<gl::Vao> mPrecompiledLines;
   32
   33    int mOffsetPx = 0;
   34
   35    float mUnit = 1.f;
   36
   37    int getLongestSide() const;
   38    int getShortestSide() const;
   39
   40public:
   41    explicit ARulerView(ALayoutDirection layoutDirection);
   42
   43    void invalidateFont() override;
   44
   45    void render(ARenderContext ctx) override;
   46
   47    void setOffsetPx(int offsetPx) {
   48        mOffsetPx = offsetPx;
   49        redraw();
   50    }
   51
   52};
   53
   54
ARulerView::render
void render(ARenderContext ctx) override
Draws this AView. Noone should call this function except rendering routine.
AView::redraw
void redraw()
Request window manager to redraw this AView.
IFontView
Interface of a AView that works with fonts (i.e., ALabel, ATextField, AText, etc.....
Definition IFontView.h:19
_
An std::weak_ptr with AUI extensions.
Definition SharedPtrTypes.h:179
ARenderContext
Render context passed to AView::render.
Definition ARenderContext.h:43

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