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Add the File > Export dialog and PNG/JPG downloading (#629)

Browse Source 
* Add export dialog

* Code review changes

* More code review feedback

* Fix compilation on stable Rust

* Fixes to problems

Co-authored-by: Keavon Chambers <keavon@keavon.com>
This commit is contained in:
0HyperCube
2022-05-09 07:35:22 +01:00
committed by Keavon Chambers
parent e3e506ecfb
commit 060182fd31
19 changed files with 445 additions and 59 deletions
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78
editor/src/document/document_message_handler.rs
View File

@@ -5,10 +5,8 @@ use super::utility_types::TargetDocument;
use super::utility_types::{AlignAggregate, AlignAxis, DocumentSave, FlipAxis};
use super::{vectorize_layer_metadata, PropertiesPanelMessageHandler};
use super::{ArtboardMessageHandler, MovementMessageHandler, OverlaysMessageHandler, TransformLayerMessageHandler};
use crate::consts::{
ASYMPTOTIC_EFFECT, DEFAULT_DOCUMENT_NAME, FILE_EXPORT_SUFFIX, FILE_SAVE_SUFFIX, GRAPHITE_DOCUMENT_VERSION, SCALE_EFFECT, SCROLLBAR_SPACING, VIEWPORT_ZOOM_TO_FIT_PADDING_SCALE_FACTOR,
};
use crate::frontend::utility_types::FrontendImageData;
use crate::consts::{ASYMPTOTIC_EFFECT, DEFAULT_DOCUMENT_NAME, FILE_SAVE_SUFFIX, GRAPHITE_DOCUMENT_VERSION, SCALE_EFFECT, SCROLLBAR_SPACING, VIEWPORT_ZOOM_TO_FIT_PADDING_SCALE_FACTOR};
use crate::frontend::utility_types::{FileType, FrontendImageData};
use crate::input::InputPreprocessorMessageHandler;
use crate::layout::widgets::{
IconButton, LayoutRow, NumberInput, NumberInputIncrementBehavior, OptionalInput, PopoverButton, PropertyHolder, RadioEntryData, RadioInput, Separator, SeparatorDirection, SeparatorType, Widget,
@@ -463,11 +461,7 @@ impl DocumentMessageHandler {
}
pub fn document_bounds(&self) -> Option<[DVec2; 2]> {
if self.artboard_message_handler.is_infinite_canvas() {
self.graphene_document.viewport_bounding_box(&[]).ok().flatten()
} else {
self.artboard_message_handler.artboards_graphene_document.viewport_bounding_box(&[]).ok().flatten()
}
self.graphene_document.viewport_bounding_box(&[]).ok().flatten()
}
/// Calculate the path that new layers should be inserted to.
@@ -858,29 +852,53 @@ impl MessageHandler<DocumentMessage, &InputPreprocessorMessageHandler> for Docum
responses.push_back(DocumentOperation::DuplicateLayer { path: path.to_vec() }.into());
}
}
ExportDocument => {
// TODO(mfish33): Add Dialog to select artboards
let bbox = self.document_bounds().unwrap_or_else(|| [DVec2::ZERO, ipp.viewport_bounds.size()]);
ExportDocument {
file_name,
file_type,
scale_factor,
bounds,
} => {
// Allows the user's transform to be restored
let old_transform = self.graphene_document.root.transform;
// Reset the root's transform (required to avoid any rotation by the user)
self.graphene_document.root.transform = DAffine2::IDENTITY;
self.graphene_document.root.cache_dirty = true;
// Calculates the bounding box of the region to be exported
let bbox = match bounds {
crate::frontend::utility_types::ExportBounds::AllArtwork => self.document_bounds(),
crate::frontend::utility_types::ExportBounds::Artboard(id) => self
.artboard_message_handler
.artboards_graphene_document
.layer(&[id])
.ok()
.and_then(|layer| layer.aabounding_box(&self.graphene_document.font_cache)),
}
.unwrap_or_default();
let size = bbox[1] - bbox[0];
let name = match self.name.ends_with(FILE_SAVE_SUFFIX) {
true => self.name.clone().replace(FILE_SAVE_SUFFIX, FILE_EXPORT_SUFFIX),
false => self.name.clone() + FILE_EXPORT_SUFFIX,
let file_suffix = &format!(".{file_type:?}").to_lowercase();
let name = match file_name.ends_with(FILE_SAVE_SUFFIX) {
true => file_name.replace(FILE_SAVE_SUFFIX, file_suffix),
false => file_name + file_suffix,
};
responses.push_back(
FrontendMessage::TriggerFileDownload {
document: format!(
r#"<svg xmlns="http://www.w3.org/2000/svg" viewBox="{} {} {} {}">{}{}</svg>"#,
bbox[0].x,
bbox[0].y,
size.x,
size.y,
"\n",
self.graphene_document.render_root(self.view_mode)
),
name,
}
.into(),
)
let rendered = self.graphene_document.render_root(self.view_mode);
let document = format!(
r#"<svg xmlns="http://www.w3.org/2000/svg" viewBox="{} {} {} {}" width="{}px" height="{}">{}{}</svg>"#,
bbox[0].x, bbox[0].y, size.x, size.y, size.x, size.y, "\n", rendered
);
self.graphene_document.root.transform = old_transform;
self.graphene_document.root.cache_dirty = true;
if file_type == FileType::Svg {
responses.push_back(FrontendMessage::TriggerFileDownload { document, name }.into());
} else {
let mime = file_type.to_mime().to_string();
let size = (size * scale_factor).into();
responses.push_back(FrontendMessage::TriggerRasterDownload { document, name, mime, size }.into());
}
}
FlipSelectedLayers { flip_axis } => {
self.backup(responses);