mirror of
https://github.com/Swordfish90/cool-retro-term.git
synced 2026-02-08 00:32:27 +00:00
258 lines
9.0 KiB
QML
258 lines
9.0 KiB
QML
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/*******************************************************************************
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* Copyright (c) 2013-2021 "Filippo Scognamiglio"
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* https://github.com/Swordfish90/cool-retro-term
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*
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* This file is part of cool-retro-term.
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*
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* cool-retro-term is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*******************************************************************************/
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import QtQuick 2.2
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QtObject {
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property int selectedFontIndex
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property real scaling
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property var source: fontlist.get(selectedFontIndex).source
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property var _font: fontlist.get(selectedFontIndex)
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property bool lowResolutionFont: _font.lowResolutionFont
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// Reference height (in pixels) that represents the "normal" on-screen size at scaling=1.0.
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// Adjust this single value to tune how large fonts appear by default.
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property int baseFontPixelHeight: 32
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// Target pixel height we want on screen for the current zoom level. Low-res fonts will be scaled
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// up to this height, high-res fonts render directly at this size.
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property real targetPixelHeight: baseFontPixelHeight * scaling
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property int pixelSize: lowResolutionFont ? _font.pixelSize : targetPixelHeight
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// Line spacing expressed as a relative factor for all fonts.
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property real lineSpacingFactor: appSettings.lineSpacing
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property int lineSpacing: Math.round(targetPixelHeight * lineSpacingFactor)
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// Use total line height (glyph + spacing) for scaling computations on low-res fonts.
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property real nativeLineHeight: _font.pixelSize + Math.round(
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_font.pixelSize * lineSpacingFactor)
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property real targetLineHeight: targetPixelHeight + lineSpacing
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// Scale low-res font textures to hit the target line height; high-res fonts don't need scaling.
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property real screenScaling: lowResolutionFont ? targetLineHeight / nativeLineHeight : 1.0
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// Uniform default font width (user width scaling still applies).
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property real defaultFontWidth: 1.0
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property bool isSystemFont: fontlist.get(selectedFontIndex).isSystemFont
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property string family: fontlist.get(selectedFontIndex).family
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// There are two kind of fonts: low resolution and high resolution.
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// Low resolution font sets the lowResolutionFont property to true.
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// They are rendered at a fixed pixel size and the texture is upscaled
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// to fill the screen (they are much faster to render).
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// High resolution fonts are instead drawn on a texture which has the
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// size of the screen, and the scaling directly controls their pixels size.
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// Those are slower to render but are not pixelated.
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property ListModel fontlist: ListModel {
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ListElement {
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name: "TERMINUS_SCALED"
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text: "Terminus"
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source: "fonts/terminus/TerminusTTF-4.49.3.ttf"
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pixelSize: 12
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lowResolutionFont: true
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isSystemFont: false
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}
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ListElement {
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name: "EXCELSIOR_SCALED"
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text: "Fixedsys Excelsior"
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source: "fonts/fixedsys-excelsior/FSEX301-L2.ttf"
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pixelSize: 16
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_16_SCALED"
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}
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ListElement {
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name: "GREYBEARD_SCALED"
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text: "Greybeard"
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source: "fonts/greybeard/Greybeard-16px.ttf"
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pixelSize: 16
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_16_SCALED"
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}
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ListElement {
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name: "COMMODORE_PET_SCALED"
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text: "Commodore PET"
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source: "fonts/pet-me/PetMe.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "COZETTE_SCALED"
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text: "Cozette"
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source: "fonts/cozette/CozetteVector.ttf"
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pixelSize: 13
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lowResolutionFont: true
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isSystemFont: false
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}
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ListElement {
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name: "UNSCII_8_SCALED"
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text: "Unscii 8"
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source: "fonts/unscii/unscii-8.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "UNSCII_8_THIN_SCALED"
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text: "Unscii 8 Thin"
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source: "fonts/unscii/unscii-8-thin.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "UNSCII_16_SCALED"
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text: "Unscii 16"
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source: "fonts/unscii/unscii-16-full.ttf"
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pixelSize: 16
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_16_SCALED"
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}
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ListElement {
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name: "APPLE_II_SCALED"
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text: "Apple ]["
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source: "fonts/apple2/PrintChar21.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "ATARI_400_SCALED"
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text: "Atari 400-800"
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source: "fonts/atari-400-800/AtariClassic-Regular.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "COMMODORE_64_SCALED"
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text: "Commodore 64"
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source: "fonts/pet-me/PetMe64.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "IBM_EGA_8x8"
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text: "IBM EGA 8x8"
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source: "fonts/oldschool-pc-fonts/PxPlus_IBM_EGA_8x8.ttf"
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pixelSize: 8
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_8_SCALED"
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}
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ListElement {
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name: "IBM_VGA_8x16"
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text: "IBM VGA 8x16"
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source: "fonts/oldschool-pc-fonts/PxPlus_IBM_VGA_8x16.ttf"
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pixelSize: 16
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lowResolutionFont: true
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isSystemFont: false
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fallbackName: "UNSCII_16_SCALED"
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}
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ListElement {
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name: "TERMINUS"
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text: "Terminus"
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source: "fonts/terminus/TerminusTTF-4.49.3.ttf"
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pixelSize: 35
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lowResolutionFont: false
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isSystemFont: false
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}
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ListElement {
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name: "HACK"
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text: "Hack"
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source: "fonts/hack/Hack-Regular.ttf"
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pixelSize: 35
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lowResolutionFont: false
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isSystemFont: false
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}
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ListElement {
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name: "FIRA_CODE"
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text: "Fira Code"
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source: "fonts/fira-code/FiraCode-Medium.ttf"
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pixelSize: 35
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lowResolutionFont: false
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isSystemFont: false
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}
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ListElement {
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name: "IOSEVKA"
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text: "Iosevka"
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source: "fonts/iosevka/IosevkaTerm-ExtendedMedium.ttf"
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pixelSize: 35
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lowResolutionFont: false
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isSystemFont: false
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}
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ListElement {
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name: "JETBRAINS_MONO"
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text: "JetBrains Mono"
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source: "fonts/jetbrains-mono/JetBrainsMono-Medium.ttf"
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pixelSize: 35
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lowResolutionFont: false
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isSystemFont: false
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}
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ListElement {
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name: "IBM_3278"
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text: "IBM 3278"
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source: "fonts/ibm-3278/3270-Regular.ttf"
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pixelSize: 32
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lowResolutionFont: false
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isSystemFont: false
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}
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}
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Component.onCompleted: addSystemFonts()
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function addSystemFonts() {
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var families = monospaceSystemFonts
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for (var i = 0; i < families.length; i++) {
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if (verbose) {
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console.log("Adding system font: ", families[i])
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}
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fontlist.append(convertToListElement(families[i]))
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}
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appSettings.updateFont()
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}
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function convertToListElement(family) {
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return {
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"name": family,
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"text": family,
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"source": "",
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"pixelSize": 30,
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"baseScaling": 1.0,
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"lowResolutionFont": false,
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"isSystemFont": true,
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"family": family
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}
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}
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}
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